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2249423 = 111723523
BaseRepresentation
bin1000100101001011001111
311020021121222
420211023033
51033440143
6120113555
725056041
oct10451317
94207558
102249423
1112a7030
129058bb
13609b27
14427a91
152e6768
hex2252cf

2249423 has 16 divisors (see below), whose sum is σ = 2716416. Its totient is φ = 1837440.

The previous prime is 2249419. The next prime is 2249431. The reversal of 2249423 is 3249422.

2249423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2249423 - 22 = 2249419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2249392 and 2249401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249413) 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 15 ways as a sum of consecutive naturals, for example, 4040 + ... + 4562.

It is an arithmetic number, because the mean of its divisors is an integer number (169776).

22249423 is an apocalyptic number.

2249423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2249423 is a deficient number, since it is larger than the sum of its proper divisors (466993).

2249423 is a wasteful number, since it uses less digits than its factorization.

2249423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574.

The product of its digits is 3456, while the sum is 26.

The square root of 2249423 is about 1499.8076543344. The cubic root of 2249423 is about 131.0258675100.

Subtracting 2249423 from its reverse (3249422), we obtain a palindrome (999999).

The spelling of 2249423 in words is "two million, two hundred forty-nine thousand, four hundred twenty-three".

Divisors: 1 11 17 23 187 253 391 523 4301 5753 8891 12029 97801 132319 204493 2249423