56296989 has 12 divisors (see below), whose sum is σ = 92934816. Its totient is φ = 32169672.

The previous prime is 56296987. The next prime is 56296993. The reversal of 56296989 is 98969265.

56296989 is a `hidden beast` number, since 5 + 629 + 6 + 9 + 8 + 9 = 666.

56296989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56296989 - 2¹ = 56296987 is a prime.

It is a super-2 number, since 2×56296989² = 6338701940932242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56296987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 446739 + ... + 446864.

It is an arithmetic number, because the mean of its divisors is an integer number (7744568).

Almost surely, 2^56296989 is an apocalyptic number.

It is an amenable number.

56296989 is a deficient number, since it is larger than the sum of its proper divisors (36637827).

56296989 is a wasteful number, since it uses less digits than its factorization.

56296989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893616 (or 893613 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The square root of 56296989 is about 7503.1319460609. The cubic root of 56296989 is about 383.2613772101.

The spelling of 56296989 in words is "fifty-six million, two hundred ninety-six thousand, nine hundred eighty-nine".