2522708821 has 8 divisors (see below), whose sum is σ = 2600224704. Its totient is φ = 2446049760.

The previous prime is 2522708819. The next prime is 2522708833. The reversal of 2522708821 is 1288072252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2522708821 - 2¹ = 2522708819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522708801) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 208225 + ... + 220006.

It is an arithmetic number, because the mean of its divisors is an integer number (325028088).

Almost surely, 2^2522708821 is an apocalyptic number.

It is an amenable number.

2522708821 is a deficient number, since it is larger than the sum of its proper divisors (77515883).

2522708821 is a wasteful number, since it uses less digits than its factorization.

2522708821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428411.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 2522708821 is about 50226.5748483808. The cubic root of 2522708821 is about 1361.3058429664.

The spelling of 2522708821 in words is "two billion, five hundred twenty-two million, seven hundred eight thousand, eight hundred twenty-one".