63902212 has 12 divisors (see below), whose sum is σ = 121995216. Its totient is φ = 29046440.

The previous prime is 63902203. The next prime is 63902227. The reversal of 63902212 is 21220936.

It is a happy number.

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 in 3 ways as a sum of consecutive naturals, for example, 726118 + ... + 726205.

It is an arithmetic number, because the mean of its divisors is an integer number (10166268).

Almost surely, 2^63902212 is an apocalyptic number.

It is an amenable number.

63902212 is a deficient number, since it is larger than the sum of its proper divisors (58093004).

63902212 is a wasteful number, since it uses less digits than its factorization.

63902212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452338 (or 1452336 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 63902212 is about 7993.8859136217. The cubic root of 63902212 is about 399.7961711521.

The spelling of 63902212 in words is "sixty-three million, nine hundred two thousand, two hundred twelve".