633283 has 4 divisors (see below), whose sum is σ = 723760. Its totient is φ = 542808.

The previous prime is 633271. The next prime is 633287. The reversal of 633283 is 382336.

633283 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-633283 is a prime.

It is a Duffinian number.

633283 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (633287) 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, 45228 + ... + 45241.

It is an arithmetic number, because the mean of its divisors is an integer number (180940).

2⁶³³²⁸³ is an apocalyptic number.

633283 is a deficient number, since it is larger than the sum of its proper divisors (90477).

633283 is an equidigital number, since it uses as much as digits as its factorization.

633283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90476.

The product of its digits is 2592, while the sum is 25.

The square root of 633283 is about 795.7908016558. The cubic root of 633283 is about 85.8748404730.

The spelling of 633283 in words is "six hundred thirty-three thousand, two hundred eighty-three".