6404798 has 8 divisors (see below), whose sum is σ = 9750792. Its totient is φ = 3154536.

The previous prime is 6404791. The next prime is 6404809. The reversal of 6404798 is 8974046.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23765 + ... + 24032.

It is an arithmetic number, because the mean of its divisors is an integer number (1218849).

Almost surely, 2^6404798 is an apocalyptic number.

6404798 is a deficient number, since it is larger than the sum of its proper divisors (3345994).

6404798 is a wasteful number, since it uses less digits than its factorization.

6404798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47866.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 6404798 is about 2530.7702384847. The cubic root of 6404798 is about 185.7099383034.

The spelling of 6404798 in words is "six million, four hundred four thousand, seven hundred ninety-eight".