56531098 has 8 divisors (see below), whose sum is σ = 91319508. Its totient is φ = 26091264.

The previous prime is 56531093. The next prime is 56531107. The reversal of 56531098 is 89013565.

It can be written as a sum of positive squares in 2 ways, for example, as 52316289 + 4214809 = 7233^2 + 2053^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56531093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087111 + ... + 1087162.

Almost surely, 2^56531098 is an apocalyptic number.

56531098 is a deficient number, since it is larger than the sum of its proper divisors (34788410).

56531098 is a wasteful number, since it uses less digits than its factorization.

56531098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174288.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 56531098 is about 7518.7165128099. The cubic root of 56531098 is about 383.7919020407.

The spelling of 56531098 in words is "fifty-six million, five hundred thirty-one thousand, ninety-eight".