63312292 has 12 divisors (see below), whose sum is σ = 114370816. Its totient is φ = 30634920.

The previous prime is 63312289. The next prime is 63312311. The reversal of 63312292 is 29221336.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 63312292.

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, 255168 + ... + 255415.

Almost surely, 2^63312292 is an apocalyptic number.

63312292 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

63312292 is a deficient number, since it is larger than the sum of its proper divisors (51058524).

63312292 is a wasteful number, since it uses less digits than its factorization.

63312292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510618 (or 510616 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 63312292 is about 7956.9021610172. The cubic root of 63312292 is about 398.5621123915.

The spelling of 63312292 in words is "sixty-three million, three hundred twelve thousand, two hundred ninety-two".