633616973 has 8 divisors (see below), whose sum is σ = 691770240. Its totient is φ = 575555680.

The previous prime is 633616957. The next prime is 633617003. The reversal of 633616973 is 379616336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 633616973 - 2⁴ = 633616957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633616913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8165 + ... + 36522.

It is an arithmetic number, because the mean of its divisors is an integer number (86471280).

Almost surely, 2^633616973 is an apocalyptic number.

It is an amenable number.

633616973 is a deficient number, since it is larger than the sum of its proper divisors (58153267).

633616973 is a wasteful number, since it uses less digits than its factorization.

633616973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45987.

The product of its digits is 367416, while the sum is 44.

The square root of 633616973 is about 25171.7495021701. The cubic root of 633616973 is about 858.8993369248.

The spelling of 633616973 in words is "six hundred thirty-three million, six hundred sixteen thousand, nine hundred seventy-three".