97188146 has 16 divisors (see below), whose sum is σ = 159192000. Its totient is φ = 44132880.

The previous prime is 97188139. The next prime is 97188191. The reversal of 97188146 is 64188179.

It is a junction number, because it is equal to n+sod(n) for n = 97188097 and 97188106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33980 + ... + 36728.

It is an arithmetic number, because the mean of its divisors is an integer number (9949500).

Almost surely, 2^97188146 is an apocalyptic number.

97188146 is a deficient number, since it is larger than the sum of its proper divisors (62003854).

97188146 is a wasteful number, since it uses less digits than its factorization.

97188146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369.

The product of its digits is 96768, while the sum is 44.

The square root of 97188146 is about 9858.4048405409. The cubic root of 97188146 is about 459.7669676639.

The spelling of 97188146 in words is "ninety-seven million, one hundred eighty-eight thousand, one hundred forty-six".