6215622 has 32 divisors (see below), whose sum is σ = 14956800. Its totient is φ = 1682208.

The previous prime is 6215617. The next prime is 6215623. The reversal of 6215622 is 2265126.

It is a d-powerful number, because it can be written as 6⁴ + 2⁶ + 1 + 5⁹ + 6⁴ + 2¹⁶ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 6215592 and 6215601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6215623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097 + ... + 4692.

It is an arithmetic number, because the mean of its divisors is an integer number (467400).

Almost surely, 2^6215622 is an apocalyptic number.

6215622 is an abundant number, since it is smaller than the sum of its proper divisors (8741178).

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

6215622 is a wasteful number, since it uses less digits than its factorization.

6215622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7820.

The product of its digits is 1440, while the sum is 24.

The square root of 6215622 is about 2493.1149191323. The cubic root of 6215622 is about 183.8632214431.

The spelling of 6215622 in words is "six million, two hundred fifteen thousand, six hundred twenty-two".