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2243413 = 4574909
BaseRepresentation
bin1000100011101101010101
311012222101101
420203231111
51033242123
6120030101
725032364
oct10435525
94188341
102243413
1112a2567
12902331
13607183
144257db
152e4aad
hex223b55

2243413 has 4 divisors (see below), whose sum is σ = 2248780. Its totient is φ = 2238048.

The previous prime is 2243399. The next prime is 2243419. The reversal of 2243413 is 3143422.

2243413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3143422 = 21571711.

It can be written as a sum of positive squares in 2 ways, for example, as 2125764 + 117649 = 1458^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243413 - 213 = 2235221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998 + ... + 2911.

It is an arithmetic number, because the mean of its divisors is an integer number (562195).

22243413 is an apocalyptic number.

It is an amenable number.

2243413 is a deficient number, since it is larger than the sum of its proper divisors (5367).

2243413 is an equidigital number, since it uses as much as digits as its factorization.

2243413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5366.

The product of its digits is 576, while the sum is 19.

The square root of 2243413 is about 1497.8027239927. The cubic root of 2243413 is about 130.9090719551.

Adding to 2243413 its reverse (3143422), we get a palindrome (5386835).

Subtracting 2243413 from its reverse (3143422), we obtain a palindrome (900009).

The spelling of 2243413 in words is "two million, two hundred forty-three thousand, four hundred thirteen".

Divisors: 1 457 4909 2243413