6464331 has 6 divisors (see below), whose sum is σ = 9337380. Its totient is φ = 4309548.

The previous prime is 6464329. The next prime is 6464377. The reversal of 6464331 is 1334646.

It is not a de Polignac number, because 6464331 - 2¹ = 6464329 is a prime.

It is a super-2 number, since 2×6464331² = 83575150555122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6464295 and 6464304.

It is not an unprimeable number, because it can be changed into a prime (6464431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 359121 + ... + 359138.

It is an arithmetic number, because the mean of its divisors is an integer number (1556230).

Almost surely, 2^6464331 is an apocalyptic number.

6464331 is a deficient number, since it is larger than the sum of its proper divisors (2873049).

6464331 is a wasteful number, since it uses less digits than its factorization.

6464331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718265 (or 718262 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 6464331 is about 2542.5048672520. The cubic root of 6464331 is about 186.2835598580.

Adding to 6464331 its reverse (1334646), we get a palindrome (7798977).

The spelling of 6464331 in words is "six million, four hundred sixty-four thousand, three hundred thirty-one".