2509775922 has 8 divisors (see below), whose sum is σ = 5019551856. Its totient is φ = 836591972.

The previous prime is 2509775921. The next prime is 2509775941. The reversal of 2509775922 is 2295779052.

It is a sphenic number, since it is the product of 3 distinct primes.

2509775922 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2509775921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209147988 + ... + 209147999.

It is an arithmetic number, because the mean of its divisors is an integer number (627443982).

Almost surely, 2^2509775922 is an apocalyptic number.

2509775922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2509775922 is a wasteful number, since it uses less digits than its factorization.

2509775922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418295992.

The product of its (nonzero) digits is 793800, while the sum is 48.

The square root of 2509775922 is about 50097.6638377480. The cubic root of 2509775922 is about 1358.9755697248.

The spelling of 2509775922 in words is "two billion, five hundred nine million, seven hundred seventy-five thousand, nine hundred twenty-two".