6404592 has 80 divisors (see below), whose sum is σ = 17677440. Its totient is φ = 1994496.

The previous prime is 6404591. The next prime is 6404599. The reversal of 6404592 is 2954046.

6404592 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59803 + ... + 59909.

It is an arithmetic number, because the mean of its divisors is an integer number (220968).

Almost surely, 2^6404592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6404592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8838720).

6404592 is an abundant number, since it is smaller than the sum of its proper divisors (11272848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6404592 is a wasteful number, since it uses less digits than its factorization.

6404592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 6404592 is about 2530.7295390855. The cubic root of 6404592 is about 185.7079472618.

It can be divided in two parts, 6404 and 592, that added together give a palindrome (6996).

The spelling of 6404592 in words is "six million, four hundred four thousand, five hundred ninety-two".