98557407 has 12 divisors (see below), whose sum is σ = 153311704. Its totient is φ = 60650640.

The previous prime is 98557397. The next prime is 98557411. The reversal of 98557407 is 70475589.

98557407 is a `hidden beast` number, since 98 + 557 + 4 + 0 + 7 = 666.

It is not a de Polignac number, because 98557407 - 2⁶ = 98557343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98557447) 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, 421069 + ... + 421302.

Almost surely, 2^98557407 is an apocalyptic number.

98557407 is a deficient number, since it is larger than the sum of its proper divisors (54754297).

98557407 is a wasteful number, since it uses less digits than its factorization.

98557407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842390 (or 842387 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 98557407 is about 9927.6083222496. The cubic root of 98557407 is about 461.9160892189.

The spelling of 98557407 in words is "ninety-eight million, five hundred fifty-seven thousand, four hundred seven".