6424904 has 16 divisors (see below), whose sum is σ = 12092220. Its totient is φ = 3200320.

The previous prime is 6424903. The next prime is 6424909. The reversal of 6424904 is 4094246.

It can be written as a sum of positive squares in 2 ways, for example, as 6240004 + 184900 = 2498^2 + 430^2 .

It is not an unprimeable number, because it can be changed into a prime (6424903) by changing a digit.

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, 974 + ... + 3714.

Almost surely, 2^6424904 is an apocalyptic number.

It is an amenable number.

6424904 is a deficient number, since it is larger than the sum of its proper divisors (5667316).

6424904 is a wasteful number, since it uses less digits than its factorization.

6424904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040 (or 3036 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 6424904 is about 2534.7394343403. The cubic root of 6424904 is about 185.9040627537.

The spelling of 6424904 in words is "six million, four hundred twenty-four thousand, nine hundred four".