2122522574 has 4 divisors (see below), whose sum is σ = 3183783864. Its totient is φ = 1061261286.

The previous prime is 2122522559. The next prime is 2122522583. The reversal of 2122522574 is 4752252212.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2122522574.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530630642 + ... + 530630645.

It is an arithmetic number, because the mean of its divisors is an integer number (795945966).

Almost surely, 2^2122522574 is an apocalyptic number.

2122522574 is a deficient number, since it is larger than the sum of its proper divisors (1061261290).

2122522574 is a wasteful number, since it uses less digits than its factorization.

2122522574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061261289.

The product of its digits is 22400, while the sum is 32.

The square root of 2122522574 is about 46070.8429920704. The cubic root of 2122522574 is about 1285.1409806612.

Adding to 2122522574 its reverse (4752252212), we get a palindrome (6874774786).

The spelling of 2122522574 in words is "two billion, one hundred twenty-two million, five hundred twenty-two thousand, five hundred seventy-four".