97838663 has 12 divisors (see below), whose sum is σ = 109602360. Its totient is φ = 87194016.

The previous prime is 97838651. The next prime is 97838681. The reversal of 97838663 is 36683879.

It is not a de Polignac number, because 97838663 - 2⁸ = 97838407 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 (97838623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5081 + ... + 14882.

It is an arithmetic number, because the mean of its divisors is an integer number (9133530).

Almost surely, 2^97838663 is an apocalyptic number.

97838663 is a deficient number, since it is larger than the sum of its proper divisors (11763697).

97838663 is a wasteful number, since it uses less digits than its factorization.

97838663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20018 (or 20005 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 97838663 is about 9891.3428309810. The cubic root of 97838663 is about 460.7904854902.

The spelling of 97838663 in words is "ninety-seven million, eight hundred thirty-eight thousand, six hundred sixty-three".