63974012 has 12 divisors (see below), whose sum is σ = 113625960. Its totient is φ = 31509456.

The previous prime is 63974011. The next prime is 63974023. The reversal of 63974012 is 21047936.

63974012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63974012² = 8185348422752288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63974012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63974011) 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 3 ways as a sum of consecutive naturals, for example, 119087 + ... + 119622.

It is an arithmetic number, because the mean of its divisors is an integer number (9468830).

Almost surely, 2^63974012 is an apocalyptic number.

It is an amenable number.

63974012 is a deficient number, since it is larger than the sum of its proper divisors (49651948).

63974012 is a wasteful number, since it uses less digits than its factorization.

63974012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238780 (or 238778 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 63974012 is about 7998.3755850798. The cubic root of 63974012 is about 399.9458510034.

The spelling of 63974012 in words is "sixty-three million, nine hundred seventy-four thousand, twelve".