97166418 has 32 divisors (see below), whose sum is σ = 205329600. Its totient is φ = 30568896.

The previous prime is 97166417. The next prime is 97166449. The reversal of 97166418 is 81466179.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97166418.

It is not an unprimeable number, because it can be changed into a prime (97166417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31948 + ... + 34856.

It is an arithmetic number, because the mean of its divisors is an integer number (6416550).

Almost surely, 2^97166418 is an apocalyptic number.

97166418 is an abundant number, since it is smaller than the sum of its proper divisors (108163182).

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

97166418 is a wasteful number, since it uses less digits than its factorization.

97166418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226.

The product of its digits is 72576, while the sum is 42.

The square root of 97166418 is about 9857.3027751003. The cubic root of 97166418 is about 459.7327023012.

The spelling of 97166418 in words is "ninety-seven million, one hundred sixty-six thousand, four hundred eighteen".