7522390122 has 16 divisors (see below), whose sum is σ = 16202071200. Its totient is φ = 2314581552.

The previous prime is 7522390121. The next prime is 7522390123. The reversal of 7522390122 is 2210932257.

It is an interprime number because it is at equal distance from previous prime (7522390121) and next prime (7522390123).

It is not an unprimeable number, because it can be changed into a prime (7522390121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48220372 + ... + 48220527.

It is an arithmetic number, because the mean of its divisors is an integer number (1012629450).

Almost surely, 2^7522390122 is an apocalyptic number.

7522390122 is an abundant number, since it is smaller than the sum of its proper divisors (8679681078).

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

7522390122 is a wasteful number, since it uses less digits than its factorization.

7522390122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96440917.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 7522390122 is about 86731.7134732158. The cubic root of 7522390122 is about 1959.3797601883.

The spelling of 7522390122 in words is "seven billion, five hundred twenty-two million, three hundred ninety thousand, one hundred twenty-two".