97728604 has 24 divisors (see below), whose sum is σ = 177081408. Its totient is φ = 47162880.

The previous prime is 97728601. The next prime is 97728613. The reversal of 97728604 is 40682779.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97728601) 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, 10164 + ... + 17284.

It is an arithmetic number, because the mean of its divisors is an integer number (7378392).

Almost surely, 2^97728604 is an apocalyptic number.

97728604 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

97728604 is a deficient number, since it is larger than the sum of its proper divisors (79352804).

97728604 is a wasteful number, since it uses less digits than its factorization.

97728604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245 (or 7243 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 97728604 is about 9885.7778651960. Note that the first 3 decimals coincide. The cubic root of 97728604 is about 460.6176391377.

The spelling of 97728604 in words is "ninety-seven million, seven hundred twenty-eight thousand, six hundred four".