2528290256 has 40 divisors (see below), whose sum is σ = 5069899464. Its totient is φ = 1220567040.

The previous prime is 2528290213. The next prime is 2528290283. The reversal of 2528290256 is 6520928252.

It can be written as a sum of positive squares in 4 ways, for example, as 317409856 + 2210880400 = 17816^2 + 47020^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 43766 + ... + 83498.

Almost surely, 2^2528290256 is an apocalyptic number.

It is an amenable number.

2528290256 is an abundant number, since it is smaller than the sum of its proper divisors (2541609208).

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

2528290256 is a wasteful number, since it uses less digits than its factorization.

2528290256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39879 (or 39873 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 2528290256 is about 50282.1067179966. The cubic root of 2528290256 is about 1362.3090560464.

The spelling of 2528290256 in words is "two billion, five hundred twenty-eight million, two hundred ninety thousand, two hundred fifty-six".