63874812 has 24 divisors (see below), whose sum is σ = 150032512. Its totient is φ = 21150000.

The previous prime is 63874771. The next prime is 63874813. The reversal of 63874812 is 21847836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63874813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15814 + ... + 19437.

Almost surely, 2^63874812 is an apocalyptic number.

It is an amenable number.

63874812 is an abundant number, since it is smaller than the sum of its proper divisors (86157700).

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

63874812 is a wasteful number, since it uses less digits than its factorization.

63874812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35409 (or 35407 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 63874812 is about 7992.1719200728. The cubic root of 63874812 is about 399.7390214292.

The spelling of 63874812 in words is "sixty-three million, eight hundred seventy-four thousand, eight hundred twelve".