98558537 has 48 divisors (see below), whose sum is σ = 134863872. Its totient is φ = 69914880.

The previous prime is 98558533. The next prime is 98558543. The reversal of 98558537 is 73585589.

It is not a de Polignac number, because 98558537 - 2² = 98558533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98558533) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 956828 + ... + 956930.

It is an arithmetic number, because the mean of its divisors is an integer number (2809664).

Almost surely, 2^98558537 is an apocalyptic number.

It is an amenable number.

98558537 is a deficient number, since it is larger than the sum of its proper divisors (36305335).

98558537 is a wasteful number, since it uses less digits than its factorization.

98558537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 181 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 50.

The square root of 98558537 is about 9927.6652340820. The cubic root of 98558537 is about 461.9178545629.

The spelling of 98558537 in words is "ninety-eight million, five hundred fifty-eight thousand, five hundred thirty-seven".