97923635 has 4 divisors (see below), whose sum is σ = 117508368. Its totient is φ = 78338904.

The previous prime is 97923629. The next prime is 97923643. The reversal of 97923635 is 53632979.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53632979 = 53 ⋅1011943.

It is a cyclic number.

It is not a de Polignac number, because 97923635 - 2⁴ = 97923619 is a prime.

It is a super-2 number, since 2×97923635² = 19178076583226450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9792359 + ... + 9792368.

It is an arithmetic number, because the mean of its divisors is an integer number (29377092).

Almost surely, 2^97923635 is an apocalyptic number.

97923635 is a deficient number, since it is larger than the sum of its proper divisors (19584733).

97923635 is a wasteful number, since it uses less digits than its factorization.

97923635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19584732.

The product of its digits is 306180, while the sum is 44.

The square root of 97923635 is about 9895.6371699856. The cubic root of 97923635 is about 460.9238443565.

The spelling of 97923635 in words is "ninety-seven million, nine hundred twenty-three thousand, six hundred thirty-five".