12210804 has 24 divisors (see below), whose sum is σ = 31657920. Its totient is φ = 4070232.

The previous prime is 12210791. The next prime is 12210823. The reversal of 12210804 is 40801221.

12210804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56424 + ... + 56639.

It is an arithmetic number, because the mean of its divisors is an integer number (1319080).

Almost surely, 2^12210804 is an apocalyptic number.

It is an amenable number.

12210804 is an abundant number, since it is smaller than the sum of its proper divisors (19447116).

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

12210804 is a wasteful number, since it uses less digits than its factorization.

12210804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113076 (or 113068 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 12210804 is about 3494.3960851626. The cubic root of 12210804 is about 230.2756870619.

The spelling of 12210804 in words is "twelve million, two hundred ten thousand, eight hundred four".