97082491 has 8 divisors (see below), whose sum is σ = 106899264. Its totient is φ = 87430920.

The previous prime is 97082467. The next prime is 97082507. The reversal of 97082491 is 19428079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97082491 - 2¹⁵ = 97049723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97082411) 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, 40065 + ... + 42418.

It is an arithmetic number, because the mean of its divisors is an integer number (13362408).

Almost surely, 2^97082491 is an apocalyptic number.

97082491 is a deficient number, since it is larger than the sum of its proper divisors (9816773).

97082491 is a wasteful number, since it uses less digits than its factorization.

97082491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82601.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 97082491 is about 9853.0447578401. The cubic root of 97082491 is about 459.6003002445.

The spelling of 97082491 in words is "ninety-seven million, eighty-two thousand, four hundred ninety-one".