2391204 has 12 divisors (see below), whose sum is σ = 5579504. Its totient is φ = 797064.

The previous prime is 2391167. The next prime is 2391227. The reversal of 2391204 is 4021932.

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, 99622 + ... + 99645.

2^2391204 is an apocalyptic number.

It is an amenable number.

2391204 is an abundant number, since it is smaller than the sum of its proper divisors (3188300).

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

2391204 is a wasteful number, since it uses less digits than its factorization.

2391204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199274 (or 199272 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2391204 is about 1546.3518357735. The cubic root of 2391204 is about 133.7228250028.

The spelling of 2391204 in words is "two million, three hundred ninety-one thousand, two hundred four".