97492887 has 24 divisors (see below), whose sum is σ = 143722800. Its totient is φ = 63669888.

The previous prime is 97492859. The next prime is 97492903. The reversal of 97492887 is 78829479.

It is not a de Polignac number, because 97492887 - 2¹⁴ = 97476503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97492847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117189 + ... + 118017.

It is an arithmetic number, because the mean of its divisors is an integer number (5988450).

Almost surely, 2^97492887 is an apocalyptic number.

97492887 is a deficient number, since it is larger than the sum of its proper divisors (46229913).

97492887 is a wasteful number, since it uses less digits than its factorization.

97492887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1084 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 97492887 is about 9873.8486417405. The cubic root of 97492887 is about 460.2470113182.

The spelling of 97492887 in words is "ninety-seven million, four hundred ninety-two thousand, eight hundred eighty-seven".