6622370406 has 32 divisors (see below), whose sum is σ = 15029498880. Its totient is φ = 2160488808.

The previous prime is 6622370393. The next prime is 6622370407. The reversal of 6622370406 is 6040732266.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622370407) 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 15 ways as a sum of consecutive naturals, for example, 1302106 + ... + 1307181.

It is an arithmetic number, because the mean of its divisors is an integer number (469671840).

Almost surely, 2^6622370406 is an apocalyptic number.

6622370406 is an abundant number, since it is smaller than the sum of its proper divisors (8407128474).

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

6622370406 is a wasteful number, since it uses less digits than its factorization.

6622370406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609345 (or 2609339 counting only the distinct ones).

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

The square root of 6622370406 is about 81377.9479097378. The cubic root of 6622370406 is about 1877.8943534972.

The spelling of 6622370406 in words is "six billion, six hundred twenty-two million, three hundred seventy thousand, four hundred six".