63073908 has 72 divisors (see below), whose sum is σ = 164988096. Its totient is φ = 20304000.

The previous prime is 63073883. The next prime is 63073919. The reversal of 63073908 is 80937036.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222735 + ... + 223017.

Almost surely, 2^63073908 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63073908, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82494048).

63073908 is an abundant number, since it is smaller than the sum of its proper divisors (101914188).

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

63073908 is a wasteful number, since it uses less digits than its factorization.

63073908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 63073908 is about 7941.9083349029. The cubic root of 63073908 is about 398.0612600669.

The spelling of 63073908 in words is "sixty-three million, seventy-three thousand, nine hundred eight".