98790858 has 12 divisors (see below), whose sum is σ = 214046898. Its totient is φ = 32930280.

The previous prime is 98790841. The next prime is 98790863. The reversal of 98790858 is 85809789.

It can be written as a sum of positive squares in only one way, i.e., 53187849 + 45603009 = 7293^2 + 6753^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2744173 + ... + 2744208.

Almost surely, 2^98790858 is an apocalyptic number.

98790858 is an abundant number, since it is smaller than the sum of its proper divisors (115256040).

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

98790858 is a wasteful number, since it uses less digits than its factorization.

98790858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5488389 (or 5488386 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The square root of 98790858 is about 9939.3590336601. The cubic root of 98790858 is about 462.2805121681.

The spelling of 98790858 in words is "ninety-eight million, seven hundred ninety thousand, eight hundred fifty-eight".