56988733 has 8 divisors (see below), whose sum is σ = 62596800. Its totient is φ = 51641568.

The previous prime is 56988721. The next prime is 56988739. The reversal of 56988733 is 33788965.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56988733 - 2¹³ = 56980541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56988739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64768 + ... + 65641.

It is an arithmetic number, because the mean of its divisors is an integer number (7824600).

Almost surely, 2^56988733 is an apocalyptic number.

It is an amenable number.

56988733 is a deficient number, since it is larger than the sum of its proper divisors (5608067).

56988733 is a wasteful number, since it uses less digits than its factorization.

56988733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130451.

The product of its digits is 1088640, while the sum is 49.

The square root of 56988733 is about 7549.0882230903. The cubic root of 56988733 is about 384.8247541104.

The spelling of 56988733 in words is "fifty-six million, nine hundred eighty-eight thousand, seven hundred thirty-three".