97576280 has 16 divisors (see below), whose sum is σ = 219546720. Its totient is φ = 39030496.

The previous prime is 97576273. The next prime is 97576333. The reversal of 97576280 is 8267579.

It is a super-2 number, since 2×97576280² = 19042260837276800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219664 + ... + 1219743.

It is an arithmetic number, because the mean of its divisors is an integer number (13721670).

Almost surely, 2^97576280 is an apocalyptic number.

It is an amenable number.

97576280 is an abundant number, since it is smaller than the sum of its proper divisors (121970440).

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

97576280 is a wasteful number, since it uses less digits than its factorization.

97576280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439418 (or 2439414 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 97576280 is about 9878.0706618246. The cubic root of 97576280 is about 460.3782018830.

The spelling of 97576280 in words is "ninety-seven million, five hundred seventy-six thousand, two hundred eighty".