92117898 has 112 divisors (see below), whose sum is σ = 224755776. Its totient is φ = 28226880.

The previous prime is 92117887. The next prime is 92117899. The reversal of 92117898 is 89871129.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (92117899) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1374861 + ... + 1374927.

It is an arithmetic number, because the mean of its divisors is an integer number (2006748).

Almost surely, 2^92117898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 92117898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112377888).

92117898 is an abundant number, since it is smaller than the sum of its proper divisors (132637878).

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

92117898 is a wasteful number, since it uses less digits than its factorization.

92117898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 136 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 92117898 is about 9597.8069370039. The cubic root of 92117898 is about 451.6284995337.

The spelling of 92117898 in words is "ninety-two million, one hundred seventeen thousand, eight hundred ninety-eight".