23961198 has 32 divisors (see below), whose sum is σ = 49248000. Its totient is φ = 7769216.

The previous prime is 23961181. The next prime is 23961209. The reversal of 23961198 is 89116932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39703 + ... + 40301.

It is an arithmetic number, because the mean of its divisors is an integer number (1539000).

Almost surely, 2^23961198 is an apocalyptic number.

23961198 is an abundant number, since it is smaller than the sum of its proper divisors (25286802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23961198 is a wasteful number, since it uses less digits than its factorization.

23961198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776.

The product of its digits is 23328, while the sum is 39.

The square root of 23961198 is about 4895.0176710611. The cubic root of 23961198 is about 288.2943797451.

The spelling of 23961198 in words is "twenty-three million, nine hundred sixty-one thousand, one hundred ninety-eight".