633900216 has 64 divisors (see below), whose sum is σ = 1698278400. Its totient is φ = 196464128.

The previous prime is 633900209. The next prime is 633900229. The reversal of 633900216 is 612009336.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24505 + ... + 43223.

It is an arithmetic number, because the mean of its divisors is an integer number (26535600).

Almost surely, 2^633900216 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 633900216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849139200).

633900216 is an abundant number, since it is smaller than the sum of its proper divisors (1064378184).

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

633900216 is a wasteful number, since it uses less digits than its factorization.

633900216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18828 (or 18824 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 633900216 is about 25177.3750816085. The cubic root of 633900216 is about 859.0273011860.

The spelling of 633900216 in words is "six hundred thirty-three million, nine hundred thousand, two hundred sixteen".