97879873 has 16 divisors (see below), whose sum is σ = 120911616. Its totient is φ = 77158080.

The previous prime is 97879871. The next prime is 97879877. The reversal of 97879873 is 37897879.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 97879873 - 2¹ = 97879871 is a prime.

It is a super-2 number, since 2×97879873² = 19160939076992258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97879871) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24828 + ... + 28498.

It is an arithmetic number, because the mean of its divisors is an integer number (7556976).

Almost surely, 2^97879873 is an apocalyptic number.

It is an amenable number.

97879873 is a deficient number, since it is larger than the sum of its proper divisors (23031743).

97879873 is a wasteful number, since it uses less digits than its factorization.

97879873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984.

The product of its digits is 5334336, while the sum is 58.

The square root of 97879873 is about 9893.4257464237. The cubic root of 97879873 is about 460.8551719507.

The spelling of 97879873 in words is "ninety-seven million, eight hundred seventy-nine thousand, eight hundred seventy-three".