97838872 has 32 divisors (see below), whose sum is σ = 192261600. Its totient is φ = 46587904.

The previous prime is 97838869. The next prime is 97838879. The reversal of 97838872 is 27883879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97838879) 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, 46254 + ... + 48322.

It is an arithmetic number, because the mean of its divisors is an integer number (6008175).

Almost surely, 2^97838872 is an apocalyptic number.

97838872 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

97838872 is a deficient number, since it is larger than the sum of its proper divisors (94422728).

97838872 is a wasteful number, since it uses less digits than its factorization.

97838872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355 (or 2351 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 52.

The square root of 97838872 is about 9891.3533957695. The cubic root of 97838872 is about 460.7908135989.

The spelling of 97838872 in words is "ninety-seven million, eight hundred thirty-eight thousand, eight hundred seventy-two".