6304990 has 32 divisors (see below), whose sum is σ = 12026880. Its totient is φ = 2374944.

The previous prime is 6304973. The next prime is 6304993. The reversal of 6304990 is 994036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6304993) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 17997 + ... + 18343.

It is an arithmetic number, because the mean of its divisors is an integer number (375840).

Almost surely, 2^6304990 is an apocalyptic number.

6304990 is a deficient number, since it is larger than the sum of its proper divisors (5721890).

6304990 is a wasteful number, since it uses less digits than its factorization.

6304990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 6304990 is about 2510.9739146395. The cubic root of 6304990 is about 184.7402246344.

The spelling of 6304990 in words is "six million, three hundred four thousand, nine hundred ninety".