2508639922 has 4 divisors (see below), whose sum is σ = 3762959886. Its totient is φ = 1254319960.

The previous prime is 2508639911. The next prime is 2508639941. The reversal of 2508639922 is 2299368052.

2508639922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2164203441 + 344436481 = 46521^2 + 18559^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627159979 + ... + 627159982.

Almost surely, 2^2508639922 is an apocalyptic number.

2508639922 is a deficient number, since it is larger than the sum of its proper divisors (1254319964).

2508639922 is a wasteful number, since it uses less digits than its factorization.

2508639922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254319963.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 2508639922 is about 50086.3247004609. The cubic root of 2508639922 is about 1358.7705010551.

The spelling of 2508639922 in words is "two billion, five hundred eight million, six hundred thirty-nine thousand, nine hundred twenty-two".