97572276 has 42 divisors (see below), whose sum is σ = 256017762. Its totient is φ = 32523120.

The previous prime is 97572271. The next prime is 97572281. The reversal of 97572276 is 67227579.

97572276 is a `hidden beast` number, since 9 + 7 + 572 + 2 + 76 = 666.

It is an interprime number because it is at equal distance from previous prime (97572271) and next prime (97572281).

It can be written as a sum of positive squares in only one way, i.e., 83283876 + 14288400 = 9126^2 + 3780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97572271) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 13815 + ... + 19646.

It is an arithmetic number, because the mean of its divisors is an integer number (6095661).

Almost surely, 2^97572276 is an apocalyptic number.

It is an amenable number.

97572276 is an abundant number, since it is smaller than the sum of its proper divisors (158445486).

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

97572276 is a wasteful number, since it uses less digits than its factorization.

97572276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33483 (or 33466 counting only the distinct ones).

The product of its digits is 370440, while the sum is 45.

The square root of 97572276 is about 9877.8679885894. The cubic root of 97572276 is about 460.3719046574.

The spelling of 97572276 in words is "ninety-seven million, five hundred seventy-two thousand, two hundred seventy-six".