2122520304 has 40 divisors (see below), whose sum is σ = 5486871040. Its totient is φ = 707030208.

The previous prime is 2122520303. The next prime is 2122520359. The reversal of 2122520304 is 4030252212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122520303) 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, 61107 + ... + 89325.

It is an arithmetic number, because the mean of its divisors is an integer number (137171776).

Almost surely, 2^2122520304 is an apocalyptic number.

2122520304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2122520304 is an abundant number, since it is smaller than the sum of its proper divisors (3364350736).

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

2122520304 is a wasteful number, since it uses less digits than its factorization.

2122520304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29797 (or 29791 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2122520304 is about 46070.8183560917. The cubic root of 2122520304 is about 1285.1405225159.

Adding to 2122520304 its reverse (4030252212), we get a palindrome (6152772516).

The spelling of 2122520304 in words is "two billion, one hundred twenty-two million, five hundred twenty thousand, three hundred four".