56662803 has 12 divisors (see below), whose sum is σ = 82070560. Its totient is φ = 37671696.

The previous prime is 56662759. The next prime is 56662817. The reversal of 56662803 is 30826665.

It is not a de Polignac number, because 56662803 - 2¹⁰ = 56661779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56662103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5083 + ... + 11796.

Almost surely, 2^56662803 is an apocalyptic number.

56662803 is a deficient number, since it is larger than the sum of its proper divisors (25407757).

56662803 is a wasteful number, since it uses less digits than its factorization.

56662803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17258 (or 17255 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 56662803 is about 7527.4698936628. The cubic root of 56662803 is about 384.0897210599.

The spelling of 56662803 in words is "fifty-six million, six hundred sixty-two thousand, eight hundred three".