56733489 has 12 divisors (see below), whose sum is σ = 82083456. Its totient is φ = 37759992.

The previous prime is 56733461. The next prime is 56733491. The reversal of 56733489 is 98433765.

56733489 is a `hidden beast` number, since 567 + 3 + 3 + 4 + 89 = 666.

It is not a de Polignac number, because 56733489 - 2⁷ = 56733361 is a prime.

It is a super-2 number, since 2×56733489² = 6437377548226242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56733409) 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, 952 + ... + 10694.

It is an arithmetic number, because the mean of its divisors is an integer number (6840288).

Almost surely, 2^56733489 is an apocalyptic number.

It is an amenable number.

56733489 is a deficient number, since it is larger than the sum of its proper divisors (25349967).

56733489 is a wasteful number, since it uses less digits than its factorization.

56733489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10396 (or 10393 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 56733489 is about 7532.1636333792. The cubic root of 56733489 is about 384.2493700875.

The spelling of 56733489 in words is "fifty-six million, seven hundred thirty-three thousand, four hundred eighty-nine".