6422872 has 32 divisors (see below), whose sum is σ = 12927600. Its totient is φ = 2980864.

The previous prime is 6422849. The next prime is 6422903. The reversal of 6422872 is 2782246.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11004 + ... + 11572.

Almost surely, 2^6422872 is an apocalyptic number.

It is an amenable number.

6422872 is an abundant number, since it is smaller than the sum of its proper divisors (6504728).

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

6422872 is a wasteful number, since it uses less digits than its factorization.

6422872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 671 counting only the distinct ones).

The product of its digits is 10752, while the sum is 31.

The square root of 6422872 is about 2534.3385724879. The cubic root of 6422872 is about 185.8844621035.

The spelling of 6422872 in words is "six million, four hundred twenty-two thousand, eight hundred seventy-two".