63039306 has 48 divisors (see below), whose sum is σ = 143103744. Its totient is φ = 18480000.

The previous prime is 63039271. The next prime is 63039307. The reversal of 63039306 is 60393036.

It is not an unprimeable number, because it can be changed into a prime (63039307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21106 + ... + 23906.

It is an arithmetic number, because the mean of its divisors is an integer number (2981328).

Almost surely, 2^63039306 is an apocalyptic number.

63039306 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 63039306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71551872).

63039306 is an abundant number, since it is smaller than the sum of its proper divisors (80064438).

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

63039306 is a wasteful number, since it uses less digits than its factorization.

63039306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859 (or 2848 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 30.

The square root of 63039306 is about 7939.7295923728. The cubic root of 63039306 is about 397.9884553439.

The spelling of 63039306 in words is "sixty-three million, thirty-nine thousand, three hundred six".