18839696 has 10 divisors (see below), whose sum is σ = 36501942. Its totient is φ = 9419840.

The previous prime is 18839677. The next prime is 18839707. The reversal of 18839696 is 69693881.

It can be written as a sum of positive squares in only one way, i.e., 18835600 + 4096 = 4340^2 + 64^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588725 + ... + 588756.

Almost surely, 2^18839696 is an apocalyptic number.

18839696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18839696 is a deficient number, since it is larger than the sum of its proper divisors (17662246).

18839696 is a wasteful number, since it uses less digits than its factorization.

18839696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177489 (or 1177483 counting only the distinct ones).

The product of its digits is 559872, while the sum is 50.

The square root of 18839696 is about 4340.4718637494. The cubic root of 18839696 is about 266.0875962283.

The spelling of 18839696 in words is "eighteen million, eight hundred thirty-nine thousand, six hundred ninety-six".