633313 has 4 divisors (see below), whose sum is σ = 639940. Its totient is φ = 626688.

The previous prime is 633307. The next prime is 633317. The reversal of 633313 is 313336.

633313 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 can be written as a sum of positive squares in 2 ways, for example, as 154449 + 478864 = 393^2 + 692^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-633313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (633317) 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, 3168 + ... + 3361.

It is an arithmetic number, because the mean of its divisors is an integer number (159985).

2⁶³³³¹³ is an apocalyptic number.

It is an amenable number.

633313 is a deficient number, since it is larger than the sum of its proper divisors (6627).

633313 is an equidigital number, since it uses as much as digits as its factorization.

633313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626.

The product of its digits is 486, while the sum is 19.

The square root of 633313 is about 795.8096506075. The cubic root of 633313 is about 85.8761964779.

Adding to 633313 its reverse (313336), we get a palindrome (946649).

It can be divided in two parts, 633 and 313, that added together give a triangular number (946 = T₄₃).

The spelling of 633313 in words is "six hundred thirty-three thousand, three hundred thirteen".