56440562 has 8 divisors (see below), whose sum is σ = 85410396. Its totient is φ = 27970432.

The previous prime is 56440547. The next prime is 56440603. The reversal of 56440562 is 26504465.

It can be written as a sum of positive squares in 2 ways, for example, as 56265001 + 175561 = 7501^2 + 419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124643 + ... + 125094.

Almost surely, 2^56440562 is an apocalyptic number.

56440562 is a deficient number, since it is larger than the sum of its proper divisors (28969834).

56440562 is a wasteful number, since it uses less digits than its factorization.

56440562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249852.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 56440562 is about 7512.6933918536. The cubic root of 56440562 is about 383.5869083836.

The spelling of 56440562 in words is "fifty-six million, four hundred forty thousand, five hundred sixty-two".