2528456 has 32 divisors (see below), whose sum is σ = 5471040. Its totient is φ = 1073088.

The previous prime is 2528441. The next prime is 2528479. The reversal of 2528456 is 6548252.

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, 8990 + ... + 9266.

It is an arithmetic number, because the mean of its divisors is an integer number (170970).

2^2528456 is an apocalyptic number.

It is an amenable number.

2528456 is an abundant number, since it is smaller than the sum of its proper divisors (2942584).

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

2528456 is a wasteful number, since it uses less digits than its factorization.

2528456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 449 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 2528456 is about 1590.1119457447. Note that the first 3 decimals coincide. The cubic root of 2528456 is about 136.2338824466.

The spelling of 2528456 in words is "two million, five hundred twenty-eight thousand, four hundred fifty-six".