5657456 has 20 divisors (see below), whose sum is σ = 12527472. Its totient is φ = 2424576.

The previous prime is 5657441. The next prime is 5657461. The reversal of 5657456 is 6547565.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 25145 + ... + 25368.

Almost surely, 2^5657456 is an apocalyptic number.

5657456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5657456 is an abundant number, since it is smaller than the sum of its proper divisors (6870016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5657456 is a wasteful number, since it uses less digits than its factorization.

5657456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50528 (or 50522 counting only the distinct ones).

The product of its digits is 126000, while the sum is 38.

The square root of 5657456 is about 2378.5407291026. The cubic root of 5657456 is about 178.1860613885.

The spelling of 5657456 in words is "five million, six hundred fifty-seven thousand, four hundred fifty-six".