633874 has 4 divisors (see below), whose sum is σ = 950814. Its totient is φ = 316936.

The previous prime is 633833. The next prime is 633877. The reversal of 633874 is 478336.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 632025 + 1849 = 795^2 + 43^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (633877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158467 + ... + 158470.

2⁶³³⁸⁷⁴ is an apocalyptic number.

633874 is a deficient number, since it is larger than the sum of its proper divisors (316940).

633874 is a wasteful number, since it uses less digits than its factorization.

633874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316939.

The product of its digits is 12096, while the sum is 31.

The square root of 633874 is about 796.1620438077. The cubic root of 633874 is about 85.9015458854.

The spelling of 633874 in words is "six hundred thirty-three thousand, eight hundred seventy-four".