6386226 has 64 divisors (see below), whose sum is σ = 16644096. Its totient is φ = 1584000.

The previous prime is 6386221. The next prime is 6386227. The reversal of 6386226 is 6226836.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6386221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10326 + ... + 10926.

It is an arithmetic number, because the mean of its divisors is an integer number (260064).

Almost surely, 2^6386226 is an apocalyptic number.

6386226 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6386226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8322048).

6386226 is an abundant number, since it is smaller than the sum of its proper divisors (10257870).

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

6386226 is a wasteful number, since it uses less digits than its factorization.

6386226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647.

The product of its digits is 20736, while the sum is 33.

The square root of 6386226 is about 2527.0983360368. The cubic root of 6386226 is about 185.5302634175.

The spelling of 6386226 in words is "six million, three hundred eighty-six thousand, two hundred twenty-six".