6626022402 has 32 divisors (see below), whose sum is σ = 13330590912. Its totient is φ = 2195613504.

The previous prime is 6626022397. The next prime is 6626022407. The reversal of 6626022402 is 2042206266.

It is an interprime number because it is at equal distance from previous prime (6626022397) and next prime (6626022407).

It is a self number, because there is not a number n which added to its sum of digits gives 6626022402.

It is not an unprimeable number, because it can be changed into a prime (6626022407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995028 + ... + 1001664.

It is an arithmetic number, because the mean of its divisors is an integer number (416580966).

Almost surely, 2^6626022402 is an apocalyptic number.

6626022402 is an abundant number, since it is smaller than the sum of its proper divisors (6704568510).

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

6626022402 is a wasteful number, since it uses less digits than its factorization.

6626022402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7602.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 6626022402 is about 81400.3833037658. The cubic root of 6626022402 is about 1878.2394868345.

Adding to 6626022402 its reverse (2042206266), we get a palindrome (8668228668).

The spelling of 6626022402 in words is "six billion, six hundred twenty-six million, twenty-two thousand, four hundred two".