6422975 has 12 divisors (see below), whose sum is σ = 8577576. Its totient is φ = 4742880.

The previous prime is 6422959. The next prime is 6422981. The reversal of 6422975 is 5792246.

It is not a de Polignac number, because 6422975 - 2⁴ = 6422959 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 6⁴ + 4 + 2¹² + 2¹⁸ + 9 + 7⁸ + 5⁸ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9557 + ... + 10206.

It is an arithmetic number, because the mean of its divisors is an integer number (714798).

Almost surely, 2^6422975 is an apocalyptic number.

6422975 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6422975 is a deficient number, since it is larger than the sum of its proper divisors (2154601).

6422975 is a wasteful number, since it uses less digits than its factorization.

6422975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19786 (or 19781 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 6422975 is about 2534.3588932904. The cubic root of 6422975 is about 185.8854557398.

The spelling of 6422975 in words is "six million, four hundred twenty-two thousand, nine hundred seventy-five".