98564790 has 32 divisors (see below), whose sum is σ = 237031776. Its totient is φ = 26231040.

The previous prime is 98564783. The next prime is 98564803. The reversal of 98564790 is 9746589.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13194 + ... + 19266.

It is an arithmetic number, because the mean of its divisors is an integer number (7407243).

Almost surely, 2^98564790 is an apocalyptic number.

98564790 is an abundant number, since it is smaller than the sum of its proper divisors (138466986).

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

98564790 is a wasteful number, since it uses less digits than its factorization.

98564790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 98564790 is about 9927.9801571115. The cubic root of 98564790 is about 461.9276230767.

The spelling of 98564790 in words is "ninety-eight million, five hundred sixty-four thousand, seven hundred ninety".