6425872 has 20 divisors (see below), whose sum is σ = 12504780. Its totient is φ = 3198848.

The previous prime is 6425869. The next prime is 6425899. The reversal of 6425872 is 2785246.

It can be written as a sum of positive squares in 2 ways, for example, as 2876416 + 3549456 = 1696^2 + 1884^2 .

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 3 ways as a sum of consecutive naturals, for example, 3558 + ... + 5050.

It is an arithmetic number, because the mean of its divisors is an integer number (625239).

Almost surely, 2^6425872 is an apocalyptic number.

It is an amenable number.

6425872 is a deficient number, since it is larger than the sum of its proper divisors (6078908).

6425872 is a wasteful number, since it uses less digits than its factorization.

6425872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770 (or 1764 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 6425872 is about 2534.9303737973. The cubic root of 6425872 is about 185.9133986180.

The spelling of 6425872 in words is "six million, four hundred twenty-five thousand, eight hundred seventy-two".