63347380 has 24 divisors (see below), whose sum is σ = 133570080. Its totient is φ = 25236000.

The previous prime is 63347371. The next prime is 63347411. The reversal of 63347380 is 8374336.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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, 1290 + ... + 11329.

It is an arithmetic number, because the mean of its divisors is an integer number (5565420).

Almost surely, 2^63347380 is an apocalyptic number.

It is an amenable number.

63347380 is an abundant number, since it is smaller than the sum of its proper divisors (70222700).

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

63347380 is a wasteful number, since it uses less digits than its factorization.

63347380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12879 (or 12877 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 63347380 is about 7959.1067337987. The cubic root of 63347380 is about 398.6357271893.

The spelling of 63347380 in words is "sixty-three million, three hundred forty-seven thousand, three hundred eighty".