23655998 has 4 divisors (see below), whose sum is σ = 35484000. Its totient is φ = 11827998.

The previous prime is 23655971. The next prime is 23656019. The reversal of 23655998 is 89955632.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5913998 + ... + 5914001.

It is an arithmetic number, because the mean of its divisors is an integer number (8871000).

Almost surely, 2^23655998 is an apocalyptic number.

23655998 is a deficient number, since it is larger than the sum of its proper divisors (11828002).

23655998 is a wasteful number, since it uses less digits than its factorization.

23655998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11828001.

The product of its digits is 583200, while the sum is 47.

The square root of 23655998 is about 4863.7432086820. The cubic root of 23655998 is about 287.0651189512.

The spelling of 23655998 in words is "twenty-three million, six hundred fifty-five thousand, nine hundred ninety-eight".