633432 has 16 divisors (see below), whose sum is σ = 1583640. Its totient is φ = 211136.

The previous prime is 633427. The next prime is 633449. The reversal of 633432 is 234336.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 633399 and 633408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13173 + ... + 13220.

2⁶³³⁴³² is an apocalyptic number.

It is an amenable number.

633432 is an abundant number, since it is smaller than the sum of its proper divisors (950208).

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

633432 is a wasteful number, since it uses less digits than its factorization.

633432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26402 (or 26398 counting only the distinct ones).

The product of its digits is 1296, while the sum is 21.

The square root of 633432 is about 795.8844137185. The cubic root of 633432 is about 85.8815748755.

Adding to 633432 its reverse (234336), we get a palindrome (867768).

The spelling of 633432 in words is "six hundred thirty-three thousand, four hundred thirty-two".