97189798 has 16 divisors (see below), whose sum is σ = 149151744. Its totient is φ = 47484360.

The previous prime is 97189793. The next prime is 97189819. The reversal of 97189798 is 89798179.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97189793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14163 + ... + 19873.

It is an arithmetic number, because the mean of its divisors is an integer number (9321984).

Almost surely, 2^97189798 is an apocalyptic number.

97189798 is a deficient number, since it is larger than the sum of its proper divisors (51961946).

97189798 is a wasteful number, since it uses less digits than its factorization.

97189798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907.

The product of its digits is 2286144, while the sum is 58.

The square root of 97189798 is about 9858.4886265593. The cubic root of 97189798 is about 459.7695726823.

The spelling of 97189798 in words is "ninety-seven million, one hundred eighty-nine thousand, seven hundred ninety-eight".