63854812 has 24 divisors (see below), whose sum is σ = 127897056. Its totient is φ = 27326208.

The previous prime is 63854803. The next prime is 63854827. The reversal of 63854812 is 21845836.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25488 + ... + 27880.

It is an arithmetic number, because the mean of its divisors is an integer number (5329044).

Almost surely, 2^63854812 is an apocalyptic number.

It is an amenable number.

63854812 is an abundant number, since it is smaller than the sum of its proper divisors (64042244).

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

63854812 is a wasteful number, since it uses less digits than its factorization.

63854812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357 (or 3355 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 63854812 is about 7990.9205977785. The cubic root of 63854812 is about 399.6972959835.

The spelling of 63854812 in words is "sixty-three million, eight hundred fifty-four thousand, eight hundred twelve".