19136994 has 8 divisors (see below), whose sum is σ = 38274000. Its totient is φ = 6378996.

The previous prime is 19136963. The next prime is 19137007. The reversal of 19136994 is 49963191.

It is a sphenic number, since it is the product of 3 distinct primes.

19136994 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1594744 + ... + 1594755.

It is an arithmetic number, because the mean of its divisors is an integer number (4784250).

Almost surely, 2^19136994 is an apocalyptic number.

19136994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19136994 is a wasteful number, since it uses less digits than its factorization.

19136994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189504.

The product of its digits is 52488, while the sum is 42.

The square root of 19136994 is about 4374.5850088894. The cubic root of 19136994 is about 267.4799542436.

The spelling of 19136994 in words is "nineteen million, one hundred thirty-six thousand, nine hundred ninety-four".