19124912 has 20 divisors (see below), whose sum is σ = 37206696. Its totient is φ = 9523200.

The previous prime is 19124899. The next prime is 19124921. The reversal of 19124912 is 21942191.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1787 + ... + 6437.

Almost surely, 2^19124912 is an apocalyptic number.

It is an amenable number.

19124912 is a deficient number, since it is larger than the sum of its proper divisors (18081784).

19124912 is a wasteful number, since it uses less digits than its factorization.

19124912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4916 (or 4910 counting only the distinct ones).

The product of its digits is 1296, while the sum is 29.

The square root of 19124912 is about 4373.2038598721. The cubic root of 19124912 is about 267.4236518946.

The spelling of 19124912 in words is "nineteen million, one hundred twenty-four thousand, nine hundred twelve".