63320672 has 12 divisors (see below), whose sum is σ = 124662636. Its totient is φ = 31660320.

The previous prime is 63320671. The next prime is 63320681. The reversal of 63320672 is 27602336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63320671) 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 as a sum of consecutive naturals, namely, 989354 + ... + 989417.

It is an arithmetic number, because the mean of its divisors is an integer number (10388553).

Almost surely, 2^63320672 is an apocalyptic number.

It is an amenable number.

63320672 is a deficient number, since it is larger than the sum of its proper divisors (61341964).

63320672 is a wasteful number, since it uses less digits than its factorization.

63320672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978781 (or 1978773 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 63320672 is about 7957.4287304380. The cubic root of 63320672 is about 398.5796961447.

The spelling of 63320672 in words is "sixty-three million, three hundred twenty thousand, six hundred seventy-two".