6366464 has 36 divisors (see below), whose sum is σ = 13692756. Its totient is φ = 2936832.

The previous prime is 6366461. The next prime is 6366473. The reversal of 6366464 is 4646636.

It can be written as a sum of positive squares in 2 ways, for example, as 3268864 + 3097600 = 1808^2 + 1760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366461) 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, 2372 + ... + 4284.

Almost surely, 2^6366464 is an apocalyptic number.

6366464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6366464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6846378).

6366464 is an abundant number, since it is smaller than the sum of its proper divisors (7326292).

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

6366464 is a wasteful number, since it uses less digits than its factorization.

6366464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942 (or 1928 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 6366464 is about 2523.1852884796. The cubic root of 6366464 is about 185.3386929193.

The spelling of 6366464 in words is "six million, three hundred sixty-six thousand, four hundred sixty-four".