56462887 has 4 divisors (see below), whose sum is σ = 60806200. Its totient is φ = 52119576.

The previous prime is 56462779. The next prime is 56462893. The reversal of 56462887 is 78826465.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56462887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56462897) 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, 2171637 + ... + 2171662.

It is an arithmetic number, because the mean of its divisors is an integer number (15201550).

Almost surely, 2^56462887 is an apocalyptic number.

56462887 is a deficient number, since it is larger than the sum of its proper divisors (4343313).

56462887 is a wasteful number, since it uses less digits than its factorization.

56462887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4343312.

The product of its digits is 645120, while the sum is 46.

The square root of 56462887 is about 7514.1790636103. The cubic root of 56462887 is about 383.6374775048.

The spelling of 56462887 in words is "fifty-six million, four hundred sixty-two thousand, eight hundred eighty-seven".