6622407036 has 108 divisors (see below), whose sum is σ = 19645949232. Its totient is φ = 1875315456.

The previous prime is 6622407013. The next prime is 6622407037. The reversal of 6622407036 is 6307042266.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622407037) 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 35 ways as a sum of consecutive naturals, for example, 182721 + ... + 215943.

Almost surely, 2^6622407036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6622407036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9822974616).

6622407036 is an abundant number, since it is smaller than the sum of its proper divisors (13023542196).

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

6622407036 is a wasteful number, since it uses less digits than its factorization.

6622407036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33360 (or 33348 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 6622407036 is about 81378.1729703979. The cubic root of 6622407036 is about 1877.8978158598.

The spelling of 6622407036 in words is "six billion, six hundred twenty-two million, four hundred seven thousand, thirty-six".