6404466 has 8 divisors (see below), whose sum is σ = 12808944. Its totient is φ = 2134820.

The previous prime is 6404449. The next prime is 6404473. The reversal of 6404466 is 6644046.

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

6404466 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533700 + ... + 533711.

It is an arithmetic number, because the mean of its divisors is an integer number (1601118).

Almost surely, 2^6404466 is an apocalyptic number.

6404466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6404466 is a wasteful number, since it uses less digits than its factorization.

6404466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067416.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 6404466 is about 2530.7046449556. The cubic root of 6404466 is about 185.7067294192.

The spelling of 6404466 in words is "six million, four hundred four thousand, four hundred sixty-six".