6623442 has 24 divisors (see below), whose sum is σ = 16401216. Its totient is φ = 1892376.

The previous prime is 6623423. The next prime is 6623459. The reversal of 6623442 is 2443266.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26158 + ... + 26409.

It is an arithmetic number, because the mean of its divisors is an integer number (683384).

Almost surely, 2^6623442 is an apocalyptic number.

6623442 is an abundant number, since it is smaller than the sum of its proper divisors (9777774).

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

6623442 is a wasteful number, since it uses less digits than its factorization.

6623442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52582 (or 52579 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 6623442 is about 2573.6048647763. The cubic root of 6623442 is about 187.7995638066.

The spelling of 6623442 in words is "six million, six hundred twenty-three thousand, four hundred forty-two".