632973901 has 8 divisors (see below), whose sum is σ = 723596544. Its totient is φ = 542400720.

The previous prime is 632973851. The next prime is 632973959. The reversal of 632973901 is 109379236.

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 632973901 - 2⁹ = 632973389 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 (632973101) 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, 21111 + ... + 41371.

It is an arithmetic number, because the mean of its divisors is an integer number (90449568).

Almost surely, 2^632973901 is an apocalyptic number.

It is an amenable number.

632973901 is a deficient number, since it is larger than the sum of its proper divisors (90622643).

632973901 is a wasteful number, since it uses less digits than its factorization.

632973901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24731.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 632973901 is about 25158.9725744117. The cubic root of 632973901 is about 858.6086665344.

The spelling of 632973901 in words is "six hundred thirty-two million, nine hundred seventy-three thousand, nine hundred one".