6415222 has 24 divisors (see below), whose sum is σ = 11162520. Its totient is φ = 2741760.

The previous prime is 6415219. The next prime is 6415237. The reversal of 6415222 is 2225146.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a d-powerful number, because it can be written as 6⁴ + 4⁴ + 1 + 5⁹ + 2¹² + 2¹⁸ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 6415193 and 6415202.

It is a congruent number.

It is an unprimeable number.

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, 5854 + ... + 6862.

It is an arithmetic number, because the mean of its divisors is an integer number (465105).

Almost surely, 2^6415222 is an apocalyptic number.

6415222 is a deficient number, since it is larger than the sum of its proper divisors (4747298).

6415222 is a wasteful number, since it uses less digits than its factorization.

6415222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056 (or 1039 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 6415222 is about 2532.8288532785. The cubic root of 6415222 is about 185.8106331852.

It can be divided in two parts, 64152 and 22, that multiplied together give a square (1411344 = 1188²).

The spelling of 6415222 in words is "six million, four hundred fifteen thousand, two hundred twenty-two".