19149996 has 12 divisors (see below), whose sum is σ = 44683352. Its totient is φ = 6383328.

The previous prime is 19149983. The next prime is 19150051. The reversal of 19149996 is 69994191.

It is a tau number, because it is divible by the number of its divisors (12).

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, 797905 + ... + 797928.

Almost surely, 2^19149996 is an apocalyptic number.

It is an amenable number.

19149996 is an abundant number, since it is smaller than the sum of its proper divisors (25533356).

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

19149996 is a wasteful number, since it uses less digits than its factorization.

19149996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595840 (or 1595838 counting only the distinct ones).

The product of its digits is 157464, while the sum is 48.

The square root of 19149996 is about 4376.0708403772. The cubic root of 19149996 is about 267.5405173436.

The spelling of 19149996 in words is "nineteen million, one hundred forty-nine thousand, nine hundred ninety-six".