6428622 has 16 divisors (see below), whose sum is σ = 12913920. Its totient is φ = 2133432.

The previous prime is 6428573. The next prime is 6428623. The reversal of 6428622 is 2268246.

6428622 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 6428622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6428623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808 + ... + 3675.

It is an arithmetic number, because the mean of its divisors is an integer number (807120).

Almost surely, 2^6428622 is an apocalyptic number.

6428622 is an abundant number, since it is smaller than the sum of its proper divisors (6485298).

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

6428622 is a wasteful number, since it uses less digits than its factorization.

6428622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727.

The product of its digits is 9216, while the sum is 30.

The square root of 6428622 is about 2535.4727369861. The cubic root of 6428622 is about 185.9399158456.

The spelling of 6428622 in words is "six million, four hundred twenty-eight thousand, six hundred twenty-two".