2522704428 has 36 divisors (see below), whose sum is σ = 6438756688. Its totient is φ = 832736160.

The previous prime is 2522704399. The next prime is 2522704433. The reversal of 2522704428 is 8244072252.

2522704428 is a `hidden beast` number, since 2 + 5 + 227 + 0 + 4 + 428 = 666.

2522704428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2522704392 and 2522704401.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336463 + ... + 343878.

Almost surely, 2^2522704428 is an apocalyptic number.

It is an amenable number.

2522704428 is an abundant number, since it is smaller than the sum of its proper divisors (3916052260).

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

2522704428 is a wasteful number, since it uses less digits than its factorization.

2522704428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680454 (or 680449 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 2522704428 is about 50226.5311165324. The cubic root of 2522704428 is about 1361.3050527814.

The spelling of 2522704428 in words is "two billion, five hundred twenty-two million, seven hundred four thousand, four hundred twenty-eight".