23897882 has 4 divisors (see below), whose sum is σ = 35846826. Its totient is φ = 11948940.

The previous prime is 23897857. The next prime is 23897899. The reversal of 23897882 is 28879832.

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

It can be written as a sum of positive squares in only one way, i.e., 14891881 + 9006001 = 3859^2 + 3001^2 .

It is a super-2 number, since 2×23897882² = 1142217528171848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5974469 + ... + 5974472.

Almost surely, 2^23897882 is an apocalyptic number.

23897882 is a deficient number, since it is larger than the sum of its proper divisors (11948944).

23897882 is a wasteful number, since it uses less digits than its factorization.

23897882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11948943.

The product of its digits is 387072, while the sum is 47.

The square root of 23897882 is about 4888.5460006018. The cubic root of 23897882 is about 288.0402223272.

The spelling of 23897882 in words is "twenty-three million, eight hundred ninety-seven thousand, eight hundred eighty-two".