6363664 has 10 divisors (see below), whose sum is σ = 12329630. Its totient is φ = 3181824.

The previous prime is 6363653. The next prime is 6363671. The reversal of 6363664 is 4663636.

It can be written as a sum of positive squares in only one way, i.e., 4875264 + 1488400 = 2208^2 + 1220^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198849 + ... + 198880.

It is an arithmetic number, because the mean of its divisors is an integer number (1232963).

Almost surely, 2^6363664 is an apocalyptic number.

It is an amenable number.

6363664 is a deficient number, since it is larger than the sum of its proper divisors (5965966).

6363664 is a wasteful number, since it uses less digits than its factorization.

6363664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397737 (or 397731 counting only the distinct ones).

The product of its digits is 46656, while the sum is 34.

The square root of 6363664 is about 2522.6303732414. The cubic root of 6363664 is about 185.3115180000.

It can be divided in two parts, 63636 and 64, that multiplied together give a palindrome (4072704).

The spelling of 6363664 in words is "six million, three hundred sixty-three thousand, six hundred sixty-four".