97404239 has 8 divisors (see below), whose sum is σ = 100329120. Its totient is φ = 94494816.

The previous prime is 97404227. The next prime is 97404259. The reversal of 97404239 is 93240479.

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 97404239 - 2²⁰ = 96355663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97404259) 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, 9617 + ... + 16949.

It is an arithmetic number, because the mean of its divisors is an integer number (12541140).

Almost surely, 2^97404239 is an apocalyptic number.

97404239 is a deficient number, since it is larger than the sum of its proper divisors (2924881).

97404239 is a wasteful number, since it uses less digits than its factorization.

97404239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7729.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 97404239 is about 9869.3585911142. The cubic root of 97404239 is about 460.1074717384.

The spelling of 97404239 in words is "ninety-seven million, four hundred four thousand, two hundred thirty-nine".