56133198 has 24 divisors (see below), whose sum is σ = 132678936. Its totient is φ = 17010000.

The previous prime is 56133197. The next prime is 56133227. The reversal of 56133198 is 89133165.

It is a happy number.

56133198 is a `hidden beast` number, since 5 + 613 + 31 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56133191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141553 + ... + 141948.

It is an arithmetic number, because the mean of its divisors is an integer number (5528289).

Almost surely, 2^56133198 is an apocalyptic number.

56133198 is an abundant number, since it is smaller than the sum of its proper divisors (76545738).

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

56133198 is a wasteful number, since it uses less digits than its factorization.

56133198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283520 (or 283517 counting only the distinct ones).

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

The square root of 56133198 is about 7492.2091535141. The cubic root of 56133198 is about 382.8893280525.

The spelling of 56133198 in words is "fifty-six million, one hundred thirty-three thousand, one hundred ninety-eight".