97639332 has 24 divisors (see below), whose sum is σ = 260371776. Its totient is φ = 27896928.

The previous prime is 97639273. The next prime is 97639357. The reversal of 97639332 is 23393679.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 581103 + ... + 581270.

It is an arithmetic number, because the mean of its divisors is an integer number (10848824).

Almost surely, 2^97639332 is an apocalyptic number.

It is an amenable number.

97639332 is an abundant number, since it is smaller than the sum of its proper divisors (162732444).

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

97639332 is a wasteful number, since it uses less digits than its factorization.

97639332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162387 (or 1162385 counting only the distinct ones).

The product of its digits is 183708, while the sum is 42.

The square root of 97639332 is about 9881.2616603347. The cubic root of 97639332 is about 460.4773431778.

The spelling of 97639332 in words is "ninety-seven million, six hundred thirty-nine thousand, three hundred thirty-two".