63347316 has 12 divisors (see below), whose sum is σ = 147810432. Its totient is φ = 21115768.

The previous prime is 63347309. The next prime is 63347351. The reversal of 63347316 is 61374336.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2639460 + ... + 2639483.

It is an arithmetic number, because the mean of its divisors is an integer number (12317536).

Almost surely, 2^63347316 is an apocalyptic number.

It is an amenable number.

63347316 is an abundant number, since it is smaller than the sum of its proper divisors (84463116).

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

63347316 is a wasteful number, since it uses less digits than its factorization.

63347316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278950 (or 5278948 counting only the distinct ones).

The product of its digits is 27216, while the sum is 33.

The square root of 63347316 is about 7959.1027132460. The cubic root of 63347316 is about 398.6355929418.

The spelling of 63347316 in words is "sixty-three million, three hundred forty-seven thousand, three hundred sixteen".