6404460 has 48 divisors (see below), whose sum is σ = 18065376. Its totient is φ = 1695232.

The previous prime is 6404449. The next prime is 6404473. The reversal of 6404460 is 644046.

6404460 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 6404460.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10072 + ... + 10688.

It is an arithmetic number, because the mean of its divisors is an integer number (376362).

Almost surely, 2^6404460 is an apocalyptic number.

6404460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6404460 is an abundant number, since it is smaller than the sum of its proper divisors (11660916).

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

6404460 is a wasteful number, since it uses less digits than its factorization.

6404460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 6404460 is about 2530.7034595148. The cubic root of 6404460 is about 185.7066714263.

The spelling of 6404460 in words is "six million, four hundred four thousand, four hundred sixty".