97872276 has 12 divisors (see below), whose sum is σ = 228368672. Its totient is φ = 32624088.

The previous prime is 97872253. The next prime is 97872277. The reversal of 97872276 is 67227879.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97872277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4078000 + ... + 4078023.

Almost surely, 2^97872276 is an apocalyptic number.

It is an amenable number.

97872276 is an abundant number, since it is smaller than the sum of its proper divisors (130496396).

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

97872276 is a wasteful number, since it uses less digits than its factorization.

97872276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8156030 (or 8156028 counting only the distinct ones).

The product of its digits is 592704, while the sum is 48.

The square root of 97872276 is about 9893.0417971421. The cubic root of 97872276 is about 460.8432484666.

The spelling of 97872276 in words is "ninety-seven million, eight hundred seventy-two thousand, two hundred seventy-six".