2528022588 has 48 divisors (see below), whose sum is σ = 7259965440. Its totient is φ = 666730944.

The previous prime is 2528022571. The next prime is 2528022613. The reversal of 2528022588 is 8852208252.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1156428 + ... + 1158611.

It is an arithmetic number, because the mean of its divisors is an integer number (151249280).

Almost surely, 2^2528022588 is an apocalyptic number.

2528022588 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2528022588 is an abundant number, since it is smaller than the sum of its proper divisors (4731942852).

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

2528022588 is a wasteful number, since it uses less digits than its factorization.

2528022588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315066 (or 2315064 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 42.

The square root of 2528022588 is about 50279.4449850036. Note that the first 3 decimals coincide. The cubic root of 2528022588 is about 1362.2609788384.

The spelling of 2528022588 in words is "two billion, five hundred twenty-eight million, twenty-two thousand, five hundred eighty-eight".