2522731972 has 12 divisors (see below), whose sum is σ = 4480673680. Its totient is φ = 1242539496.

The previous prime is 2522731969. The next prime is 2522731979. The reversal of 2522731972 is 2791372252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2522731979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4706322 + ... + 4706857.

Almost surely, 2^2522731972 is an apocalyptic number.

It is an amenable number.

2522731972 is a deficient number, since it is larger than the sum of its proper divisors (1957941708).

2522731972 is a wasteful number, since it uses less digits than its factorization.

2522731972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9413250 (or 9413248 counting only the distinct ones).

The product of its digits is 105840, while the sum is 40.

The square root of 2522731972 is about 50226.8053134977. The cubic root of 2522731972 is about 1361.3100072064.

The spelling of 2522731972 in words is "two billion, five hundred twenty-two million, seven hundred thirty-one thousand, nine hundred seventy-two".