56398256 has 10 divisors (see below), whose sum is σ = 109271652. Its totient is φ = 28199120.

The previous prime is 56398253. The next prime is 56398259. The reversal of 56398256 is 65289365.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56398253) and next prime (56398259).

It is not an unprimeable number, because it can be changed into a prime (56398253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1762430 + ... + 1762461.

Almost surely, 2^56398256 is an apocalyptic number.

It is an amenable number.

56398256 is a deficient number, since it is larger than the sum of its proper divisors (52873396).

56398256 is a wasteful number, since it uses less digits than its factorization.

56398256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524899 (or 3524893 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The square root of 56398256 is about 7509.8772293560. The cubic root of 56398256 is about 383.4910430252.

The spelling of 56398256 in words is "fifty-six million, three hundred ninety-eight thousand, two hundred fifty-six".