6417628 has 36 divisors (see below), whose sum is σ = 13214880. Its totient is φ = 2718912.

The previous prime is 6417623. The next prime is 6417629. The reversal of 6417628 is 8267146.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6417593 and 6417602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6417623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26733 + ... + 26971.

It is an arithmetic number, because the mean of its divisors is an integer number (367080).

Almost surely, 2^6417628 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 6417628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6607440).

6417628 is an abundant number, since it is smaller than the sum of its proper divisors (6797252).

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

6417628 is a wasteful number, since it uses less digits than its factorization.

6417628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 385 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 6417628 is about 2533.3037717573. The cubic root of 6417628 is about 185.8338594277.

The spelling of 6417628 in words is "six million, four hundred seventeen thousand, six hundred twenty-eight".