632139201 has 16 divisors (see below), whose sum is σ = 945259200. Its totient is φ = 417485664.

The previous prime is 632139161. The next prime is 632139229. The reversal of 632139201 is 102931236.

632139201 is a `hidden beast` number, since 632 + 1 + 3 + 9 + 20 + 1 = 666.

It is not a de Polignac number, because 632139201 - 2¹¹ = 632137153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (632139251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106516 + ... + 112293.

It is an arithmetic number, because the mean of its divisors is an integer number (59078700).

Almost surely, 2^632139201 is an apocalyptic number.

It is an amenable number.

632139201 is a deficient number, since it is larger than the sum of its proper divisors (313119999).

632139201 is a wasteful number, since it uses less digits than its factorization.

632139201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218925 (or 218919 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 632139201 is about 25142.3785867606. The cubic root of 632139201 is about 858.2310859782.

The spelling of 632139201 in words is "six hundred thirty-two million, one hundred thirty-nine thousand, two hundred one".