2500688422 has 4 divisors (see below), whose sum is σ = 3751032636. Its totient is φ = 1250344210.

The previous prime is 2500688341. The next prime is 2500688429. The reversal of 2500688422 is 2248860052.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500688429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625172104 + ... + 625172107.

It is an arithmetic number, because the mean of its divisors is an integer number (937758159).

Almost surely, 2^2500688422 is an apocalyptic number.

2500688422 is a deficient number, since it is larger than the sum of its proper divisors (1250344214).

2500688422 is a wasteful number, since it uses less digits than its factorization.

2500688422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250344213.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 2500688422 is about 50006.8837461404. The cubic root of 2500688422 is about 1357.3333745179. Note that the first 4 decimals are identical.

The spelling of 2500688422 in words is "two billion, five hundred million, six hundred eighty-eight thousand, four hundred twenty-two".