632403132 has 24 divisors (see below), whose sum is σ = 1476174336. Its totient is φ = 210720048.

The previous prime is 632403127. The next prime is 632403169. The reversal of 632403132 is 231304236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28213 + ... + 45395.

It is an arithmetic number, because the mean of its divisors is an integer number (61507264).

Almost surely, 2^632403132 is an apocalyptic number.

It is an amenable number.

632403132 is an abundant number, since it is smaller than the sum of its proper divisors (843771204).

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

632403132 is a wasteful number, since it uses less digits than its factorization.

632403132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20257 (or 20255 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 632403132 is about 25147.6267667548. The cubic root of 632403132 is about 858.3505123487.

Adding to 632403132 its reverse (231304236), we get a palindrome (863707368).

The spelling of 632403132 in words is "six hundred thirty-two million, four hundred three thousand, one hundred thirty-two".