633442 has 8 divisors (see below), whose sum is σ = 953856. Its totient is φ = 315492.

The previous prime is 633427. The next prime is 633449. The reversal of 633442 is 244336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a plaindrome in base 12 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303 + ... + 1165.

It is an arithmetic number, because the mean of its divisors is an integer number (119232).

2⁶³³⁴⁴² is an apocalyptic number.

633442 is a deficient number, since it is larger than the sum of its proper divisors (320414).

633442 is a wasteful number, since it uses less digits than its factorization.

633442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232.

The product of its digits is 1728, while the sum is 22.

The square root of 633442 is about 795.8906960130. The cubic root of 633442 is about 85.8820268110.

Adding to 633442 its reverse (244336), we get a palindrome (877778).

The spelling of 633442 in words is "six hundred thirty-three thousand, four hundred forty-two".