6622827764 has 24 divisors (see below), whose sum is σ = 13427107008. Its totient is φ = 2799472320.

The previous prime is 6622827749. The next prime is 6622827779. The reversal of 6622827764 is 4677282266.

It is an interprime number because it is at equal distance from previous prime (6622827749) and next prime (6622827779).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618022 + ... + 1622109.

It is an arithmetic number, because the mean of its divisors is an integer number (559462792).

Almost surely, 2^6622827764 is an apocalyptic number.

It is an amenable number.

6622827764 is an abundant number, since it is smaller than the sum of its proper divisors (6804279244).

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

6622827764 is a wasteful number, since it uses less digits than its factorization.

6622827764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240215 (or 3240213 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 50.

The square root of 6622827764 is about 81380.7579468267. The cubic root of 6622827764 is about 1877.9375832464.

The spelling of 6622827764 in words is "six billion, six hundred twenty-two million, eight hundred twenty-seven thousand, seven hundred sixty-four".