1522540122 has 32 divisors (see below), whose sum is σ = 3115210560. Its totient is φ = 495953280.

The previous prime is 1522540109. The next prime is 1522540141. The reversal of 1522540122 is 2210452251.

It is a junction number, because it is equal to n+sod(n) for n = 1522540092 and 1522540101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31797 + ... + 63687.

It is an arithmetic number, because the mean of its divisors is an integer number (97350330).

Almost surely, 2^1522540122 is an apocalyptic number.

1522540122 is an abundant number, since it is smaller than the sum of its proper divisors (1592670438).

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

1522540122 is a wasteful number, since it uses less digits than its factorization.

1522540122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32078.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1522540122 is about 39019.7401580277. The cubic root of 1522540122 is about 1150.4195374130.

Adding to 1522540122 its reverse (2210452251), we get a palindrome (3732992373).

The spelling of 1522540122 in words is "one billion, five hundred twenty-two million, five hundred forty thousand, one hundred twenty-two".