633528216 has 48 divisors (see below), whose sum is σ = 1779359400. Its totient is φ = 211175424.

The previous prime is 633528209. The next prime is 633528221. The reversal of 633528216 is 612825336.

It is a happy number.

633528216 is a `hidden beast` number, since 633 + 5 + 2 + 8 + 2 + 16 = 666.

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 11 ways as a sum of consecutive naturals, for example, 161001 + ... + 164888.

Almost surely, 2^633528216 is an apocalyptic number.

It is an amenable number.

633528216 is an abundant number, since it is smaller than the sum of its proper divisors (1145831184).

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

633528216 is a wasteful number, since it uses less digits than its factorization.

633528216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325910 (or 325894 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 633528216 is about 25169.9864123920. The cubic root of 633528216 is about 858.8592302086.

The spelling of 633528216 in words is "six hundred thirty-three million, five hundred twenty-eight thousand, two hundred sixteen".