2526231222 has 24 divisors (see below), whose sum is σ = 5761580760. Its totient is φ = 797757120.

The previous prime is 2526231157. The next prime is 2526231223. The reversal of 2526231222 is 2221326252.

2526231222 is a `hidden beast` number, since 2 + 5 + 2 + 623 + 12 + 22 = 666.

It is a super-2 number, since 2×2526231222² = 12763688374015226568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2526231223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3692979 + ... + 3693662.

It is an arithmetic number, because the mean of its divisors is an integer number (240065865).

Almost surely, 2^2526231222 is an apocalyptic number.

2526231222 is an abundant number, since it is smaller than the sum of its proper divisors (3235349538).

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

2526231222 is a wasteful number, since it uses less digits than its factorization.

2526231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7386668 (or 7386665 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2526231222 is about 50261.6277293125. The cubic root of 2526231222 is about 1361.9391351119.

Adding to 2526231222 its reverse (2221326252), we get a palindrome (4747557474).

The spelling of 2526231222 in words is "two billion, five hundred twenty-six million, two hundred thirty-one thousand, two hundred twenty-two".