6404467 has 8 divisors (see below), whose sum is σ = 6577200. Its totient is φ = 6233760.

The previous prime is 6404449. The next prime is 6404473. The reversal of 6404467 is 7644046.

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

It is a cyclic number.

It is not a de Polignac number, because 6404467 - 2¹⁵ = 6371699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7492 + ... + 8302.

It is an arithmetic number, because the mean of its divisors is an integer number (822150).

Almost surely, 2^6404467 is an apocalyptic number.

6404467 is a deficient number, since it is larger than the sum of its proper divisors (172733).

6404467 is a wasteful number, since it uses less digits than its factorization.

6404467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 6404467 is about 2530.7048425291. The cubic root of 6404467 is about 185.7067390847.

The spelling of 6404467 in words is "six million, four hundred four thousand, four hundred sixty-seven".