6449622 has 16 divisors (see below), whose sum is σ = 13174272. Its totient is φ = 2104040.

The previous prime is 6449617. The next prime is 6449659. The reversal of 6449622 is 2269446.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11154 + ... + 11717.

It is an arithmetic number, because the mean of its divisors is an integer number (823392).

Almost surely, 2^6449622 is an apocalyptic number.

6449622 is an abundant number, since it is smaller than the sum of its proper divisors (6724650).

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

6449622 is a wasteful number, since it uses less digits than its factorization.

6449622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22923.

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

The square root of 6449622 is about 2539.6106000724. The cubic root of 6449622 is about 186.1421620988.

The spelling of 6449622 in words is "six million, four hundred forty-nine thousand, six hundred twenty-two".