12057900 has 36 divisors (see below), whose sum is σ = 34888392. Its totient is φ = 3215360.

The previous prime is 12057887. The next prime is 12057917. The reversal of 12057900 is 975021.

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, 19797 + ... + 20396.

It is an arithmetic number, because the mean of its divisors is an integer number (969122).

Almost surely, 2^12057900 is an apocalyptic number.

12057900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12057900 is an abundant number, since it is smaller than the sum of its proper divisors (22830492).

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

12057900 is a wasteful number, since it uses less digits than its factorization.

12057900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40210 (or 40203 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 12057900 is about 3472.4487037248. The cubic root of 12057900 is about 229.3104742930.

The spelling of 12057900 in words is "twelve million, fifty-seven thousand, nine hundred".