63275812 has 6 divisors (see below), whose sum is σ = 110732678. Its totient is φ = 31637904.

The previous prime is 63275803. The next prime is 63275827. The reversal of 63275812 is 21857236.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61873956 + 1401856 = 7866^2 + 1184^2 .

It is an unprimeable number.

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, 7909473 + ... + 7909480.

Almost surely, 2^63275812 is an apocalyptic number.

It is an amenable number.

63275812 is a deficient number, since it is larger than the sum of its proper divisors (47456866).

63275812 is a wasteful number, since it uses less digits than its factorization.

63275812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15818957 (or 15818955 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 63275812 is about 7954.6094813008. The cubic root of 63275812 is about 398.4855483268.

The spelling of 63275812 in words is "sixty-three million, two hundred seventy-five thousand, eight hundred twelve".