2522198388 has 24 divisors (see below), whose sum is σ = 6044188192. Its totient is φ = 818010144.

The previous prime is 2522198381. The next prime is 2522198401. The reversal of 2522198388 is 8838912252.

It is a happy number.

2522198388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2522198388² = 12722969416859597088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522198381) 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, 2839870 + ... + 2840757.

Almost surely, 2^2522198388 is an apocalyptic number.

It is an amenable number.

2522198388 is an abundant number, since it is smaller than the sum of its proper divisors (3521989804).

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

2522198388 is a wasteful number, since it uses less digits than its factorization.

2522198388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680671 (or 5680669 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 2522198388 is about 50221.4932872371. The cubic root of 2522198388 is about 1361.2140233729.

The spelling of 2522198388 in words is "two billion, five hundred twenty-two million, one hundred ninety-eight thousand, three hundred eighty-eight".