12319800 has 48 divisors (see below), whose sum is σ = 38193240. Its totient is φ = 3285120.

The previous prime is 12319799. The next prime is 12319831. The reversal of 12319800 is 891321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9667 + ... + 10866.

Almost surely, 2^12319800 is an apocalyptic number.

12319800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12319800 is an abundant number, since it is smaller than the sum of its proper divisors (25873440).

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

12319800 is a wasteful number, since it uses less digits than its factorization.

12319800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20552 (or 20543 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 12319800 is about 3509.9572646971. The cubic root of 12319800 is about 230.9588202676.

The spelling of 12319800 in words is "twelve million, three hundred nineteen thousand, eight hundred".