56689883 has 8 divisors (see below), whose sum is σ = 61647552. Its totient is φ = 51912576.

The previous prime is 56689873. The next prime is 56689907. The reversal of 56689883 is 38898665.

It is a happy number.

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 56689883 - 2⁶ = 56689819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56689823) 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, 44435 + ... + 45692.

It is an arithmetic number, because the mean of its divisors is an integer number (7705944).

Almost surely, 2^56689883 is an apocalyptic number.

56689883 is a deficient number, since it is larger than the sum of its proper divisors (4957669).

56689883 is a wasteful number, since it uses less digits than its factorization.

56689883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90181.

The product of its digits is 2488320, while the sum is 53.

The square root of 56689883 is about 7529.2684239573. The cubic root of 56689883 is about 384.1508987202.

It can be divided in two parts, 5668 and 9883, that added together give a palindrome (15551).

The spelling of 56689883 in words is "fifty-six million, six hundred eighty-nine thousand, eight hundred eighty-three".