56354456 has 64 divisors (see below), whose sum is σ = 119426400. Its totient is φ = 24772608.

The previous prime is 56354447. The next prime is 56354461. The reversal of 56354456 is 65445365.

It is a happy number.

It is a super-2 number, since 2×56354456² = 6351649422111872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291896 + ... + 292088.

Almost surely, 2^56354456 is an apocalyptic number.

It is an amenable number.

56354456 is an abundant number, since it is smaller than the sum of its proper divisors (63071944).

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

56354456 is a wasteful number, since it uses less digits than its factorization.

56354456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348 (or 344 counting only the distinct ones).

The product of its digits is 216000, while the sum is 38.

The square root of 56354456 is about 7506.9605034261. The cubic root of 56354456 is about 383.3917417405.

Subtracting 56354456 from its reverse (65445365), we obtain a palindrome (9090909).

The spelling of 56354456 in words is "fifty-six million, three hundred fifty-four thousand, four hundred fifty-six".