97679388 has 48 divisors (see below), whose sum is σ = 237784064. Its totient is φ = 31173120.

The previous prime is 97679381. The next prime is 97679389. The reversal of 97679388 is 88397679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97679381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34731 + ... + 37437.

Almost surely, 2^97679388 is an apocalyptic number.

It is an amenable number.

97679388 is an abundant number, since it is smaller than the sum of its proper divisors (140104676).

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

97679388 is a wasteful number, since it uses less digits than its factorization.

97679388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842 (or 2840 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 57.

The square root of 97679388 is about 9883.2883191780. The cubic root of 97679388 is about 460.5403040029.

The spelling of 97679388 in words is "ninety-seven million, six hundred seventy-nine thousand, three hundred eighty-eight".