56198610 has 112 divisors (see below), whose sum is σ = 163608984. Its totient is φ = 13810176.

The previous prime is 56198587. The next prime is 56198641. The reversal of 56198610 is 1689165.

56198610 is a `hidden beast` number, since 561 + 9 + 86 + 10 = 666.

56198610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 38229489 + 17969121 = 6183^2 + 4239^2 .

It is a Curzon number.

It is an unprimeable number.

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 55 ways as a sum of consecutive naturals, for example, 94474 + ... + 95066.

Almost surely, 2^56198610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56198610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81804492).

56198610 is an abundant number, since it is smaller than the sum of its proper divisors (107410374).

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

56198610 is a wasteful number, since it uses less digits than its factorization.

56198610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 56198610 is about 7496.5732171440. The cubic root of 56198610 is about 383.0379972618.

The spelling of 56198610 in words is "fifty-six million, one hundred ninety-eight thousand, six hundred ten".