19116672 has 32 divisors (see below), whose sum is σ = 50779680. Its totient is φ = 6372096.

The previous prime is 19116667. The next prime is 19116689. The reversal of 19116672 is 27661191.

It is a tau number, because it is divible by the number of its divisors (32).

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, 24508 + ... + 25275.

It is an arithmetic number, because the mean of its divisors is an integer number (1586865).

Almost surely, 2^19116672 is an apocalyptic number.

19116672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19116672 is an abundant number, since it is smaller than the sum of its proper divisors (31663008).

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

19116672 is an equidigital number, since it uses as much as digits as its factorization.

19116672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49800 (or 49788 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 19116672 is about 4372.2616573119. The cubic root of 19116672 is about 267.3852397363.

The spelling of 19116672 in words is "nineteen million, one hundred sixteen thousand, six hundred seventy-two".