63036666 has 48 divisors (see below), whose sum is σ = 170284608. Its totient is φ = 16372800.

The previous prime is 63036647. The next prime is 63036709. The reversal of 63036666 is 66663036.

It is a hoax number, since the sum of its digits (36) 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 63036666.

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, 21355 + ... + 24126.

It is an arithmetic number, because the mean of its divisors is an integer number (3547596).

Almost surely, 2^63036666 is an apocalyptic number.

63036666 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

63036666 is an abundant number, since it is smaller than the sum of its proper divisors (107247942).

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

63036666 is a wasteful number, since it uses less digits than its factorization.

63036666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45507 (or 45504 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The square root of 63036666 is about 7939.5633381188. The cubic root of 63036666 is about 397.9828995287.

The spelling of 63036666 in words is "sixty-three million, thirty-six thousand, six hundred sixty-six".