2256004 has 9 divisors (see below), whose sum is σ = 3953271. Its totient is φ = 1126500.

The previous prime is 2255999. The next prime is 2256013. The reversal of 2256004 is 4006522.

The square root of 2256004 is 1502.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2629 + ... + 3379.

2^2256004 is an apocalyptic number.

2256004 is the 1502-nd square number.

It is an amenable number.

2256004 is a deficient number, since it is larger than the sum of its proper divisors (1697267).

2256004 is an frugal number, since it uses more digits than its factorization.

2256004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The cubic root of 2256004 is about 131.1535212372.

The spelling of 2256004 in words is "two million, two hundred fifty-six thousand, four".