2521422860 has 24 divisors (see below), whose sum is σ = 5776351056. Its totient is φ = 916880960.

The previous prime is 2521422833. The next prime is 2521422877. The reversal of 2521422860 is 682241252.

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, 5730287 + ... + 5730726.

It is an arithmetic number, because the mean of its divisors is an integer number (240681294).

Almost surely, 2^2521422860 is an apocalyptic number.

2521422860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2521422860 is an abundant number, since it is smaller than the sum of its proper divisors (3254928196).

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

2521422860 is a wasteful number, since it uses less digits than its factorization.

2521422860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11461033 (or 11461031 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 2521422860 is about 50213.7716169578. The cubic root of 2521422860 is about 1361.0744932694.

The spelling of 2521422860 in words is "two billion, five hundred twenty-one million, four hundred twenty-two thousand, eight hundred sixty".