56198313 has 16 divisors (see below), whose sum is σ = 83453760. Its totient is φ = 37376928.

The previous prime is 56198293. The next prime is 56198341. The reversal of 56198313 is 31389165.

It is a happy number.

56198313 is a `hidden beast` number, since 5 + 619 + 8 + 31 + 3 = 666.

It is not a de Polignac number, because 56198313 - 2⁵ = 56198281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56198353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10381 + ... + 14837.

It is an arithmetic number, because the mean of its divisors is an integer number (5215860).

Almost surely, 2^56198313 is an apocalyptic number.

It is an amenable number.

56198313 is a deficient number, since it is larger than the sum of its proper divisors (27255447).

56198313 is a wasteful number, since it uses less digits than its factorization.

56198313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4933 (or 4927 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 56198313 is about 7496.5534080669. The cubic root of 56198313 is about 383.0373224973.

The spelling of 56198313 in words is "fifty-six million, one hundred ninety-eight thousand, three hundred thirteen".