18893104 has 10 divisors (see below), whose sum is σ = 36605420. Its totient is φ = 9446544.

The previous prime is 18893101. The next prime is 18893111. The reversal of 18893104 is 40139881.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 18893104.

It is not an unprimeable number, because it can be changed into a prime (18893101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590394 + ... + 590425.

It is an arithmetic number, because the mean of its divisors is an integer number (3660542).

Almost surely, 2^18893104 is an apocalyptic number.

It is an amenable number.

18893104 is a deficient number, since it is larger than the sum of its proper divisors (17712316).

18893104 is a wasteful number, since it uses less digits than its factorization.

18893104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180827 (or 1180821 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 18893104 is about 4346.6198361485. The cubic root of 18893104 is about 266.3387998305.

The spelling of 18893104 in words is "eighteen million, eight hundred ninety-three thousand, one hundred four".