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2440133 = 5774229
BaseRepresentation
bin1001010011101111000101
311120222020022
421103233011
51111041013
6124144525
726512043
oct11235705
94528208
102440133
111417343
12998145
13675887
14477393
15333008
hex253bc5

2440133 has 4 divisors (see below), whose sum is σ = 2444940. Its totient is φ = 2435328.

The previous prime is 2440127. The next prime is 2440153. The reversal of 2440133 is 3310442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2427364 + 12769 = 1558^2 + 113^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440133 - 26 = 2440069 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 (2440153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1538 + ... + 2691.

It is an arithmetic number, because the mean of its divisors is an integer number (611235).

22440133 is an apocalyptic number.

It is an amenable number.

2440133 is a deficient number, since it is larger than the sum of its proper divisors (4807).

2440133 is an equidigital number, since it uses as much as digits as its factorization.

2440133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2440133 is about 1562.0925068638. The cubic root of 2440133 is about 134.6287559800.

Adding to 2440133 its reverse (3310442), we get a palindrome (5750575).

The spelling of 2440133 in words is "two million, four hundred forty thousand, one hundred thirty-three".

Divisors: 1 577 4229 2440133