56089516 has 18 divisors (see below), whose sum is σ = 114182628. Its totient is φ = 24038280.

The previous prime is 56089513. The next prime is 56089531. The reversal of 56089516 is 61598065.

It is a super-2 number, since 2×56089516² = 6292067610228512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56089513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142890 + ... + 143281.

Almost surely, 2^56089516 is an apocalyptic number.

It is an amenable number.

56089516 is an abundant number, since it is smaller than the sum of its proper divisors (58093112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56089516 is a wasteful number, since it uses less digits than its factorization.

56089516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286189 (or 286180 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 56089516 is about 7489.2934246162. The cubic root of 56089516 is about 382.7899827300.

The spelling of 56089516 in words is "fifty-six million, eighty-nine thousand, five hundred sixteen".