1522540772 has 12 divisors (see below), whose sum is σ = 2698174080. Its totient is φ = 751633896.

The previous prime is 1522540753. The next prime is 1522540777. The reversal of 1522540772 is 2770452251.

It is not an unprimeable number, because it can be changed into a prime (1522540777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2408768 + ... + 2409399.

It is an arithmetic number, because the mean of its divisors is an integer number (224847840).

Almost surely, 2^1522540772 is an apocalyptic number.

It is an amenable number.

1522540772 is a deficient number, since it is larger than the sum of its proper divisors (1175633308).

1522540772 is a wasteful number, since it uses less digits than its factorization.

1522540772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4818250 (or 4818248 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 35.

The square root of 1522540772 is about 39019.7484871443. The cubic root of 1522540772 is about 1150.4197011246.

The spelling of 1522540772 in words is "one billion, five hundred twenty-two million, five hundred forty thousand, seven hundred seventy-two".