632742230 has 16 divisors (see below), whose sum is σ = 1140940944. Its totient is φ = 252651360.

The previous prime is 632742211. The next prime is 632742233. The reversal of 632742230 is 32247236.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 632742193 and 632742202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632742233) 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, 49697 + ... + 61116.

It is an arithmetic number, because the mean of its divisors is an integer number (71308809).

Almost surely, 2^632742230 is an apocalyptic number.

632742230 is a deficient number, since it is larger than the sum of its proper divisors (508198714).

632742230 is a wasteful number, since it uses less digits than its factorization.

632742230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111391.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 632742230 is about 25154.3680103476. The cubic root of 632742230 is about 858.5039023407.

Adding to 632742230 its reverse (32247236), we get a palindrome (664989466).

The spelling of 632742230 in words is "six hundred thirty-two million, seven hundred forty-two thousand, two hundred thirty".