2891204 has 12 divisors (see below), whose sum is σ = 5076624. Its totient is φ = 1440744.

The previous prime is 2891201. The next prime is 2891219. The reversal of 2891204 is 4021982.

It is not an unprimeable number, because it can be changed into a prime (2891201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347 + ... + 2429.

It is an arithmetic number, because the mean of its divisors is an integer number (423052).

2^2891204 is an apocalyptic number.

It is an amenable number.

2891204 is a deficient number, since it is larger than the sum of its proper divisors (2185420).

2891204 is a wasteful number, since it uses less digits than its factorization.

2891204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434 (or 2432 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 2891204 is about 1700.3540807726. The cubic root of 2891204 is about 142.4599908197.

The spelling of 2891204 in words is "two million, eight hundred ninety-one thousand, two hundred four".