56460040 has 64 divisors (see below), whose sum is σ = 156360960. Its totient is φ = 17867520.

The previous prime is 56460037. The next prime is 56460059. The reversal of 56460040 is 4006465.

It is a happy number.

It is a super-2 number, since 2×56460040² = 6375472233603200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56459987 and 56460014.

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 15 ways as a sum of consecutive naturals, for example, 4116 + ... + 11395.

It is an arithmetic number, because the mean of its divisors is an integer number (2443140).

Almost surely, 2^56460040 is an apocalyptic number.

It is an amenable number.

56460040 is an abundant number, since it is smaller than the sum of its proper divisors (99900920).

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

56460040 is a wasteful number, since it uses less digits than its factorization.

56460040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15542 (or 15538 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 56460040 is about 7513.9896193700. The cubic root of 56460040 is about 383.6310294094.

The spelling of 56460040 in words is "fifty-six million, four hundred sixty thousand, forty".