19104868 has 6 divisors (see below), whose sum is σ = 33433526. Its totient is φ = 9552432.

The previous prime is 19104853. The next prime is 19104871. The reversal of 19104868 is 86840191.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16908544 + 2196324 = 4112^2 + 1482^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2388105 + ... + 2388112.

Almost surely, 2^19104868 is an apocalyptic number.

It is an amenable number.

19104868 is a deficient number, since it is larger than the sum of its proper divisors (14328658).

19104868 is a wasteful number, since it uses less digits than its factorization.

19104868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776221 (or 4776219 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 19104868 is about 4370.9115754039. The cubic root of 19104868 is about 267.3301941507.

The spelling of 19104868 in words is "nineteen million, one hundred four thousand, eight hundred sixty-eight".