633361 has 4 divisors (see below), whose sum is σ = 653824. Its totient is φ = 612900.

The previous prime is 633359. The next prime is 633377. The reversal of 633361 is 163336.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 633361 - 2¹ = 633359 is a prime.

It is a super-2 number, since 2×633361² = 802292312642, which contains 22 as substring.

It is a Duffinian number.

633361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (633161) 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, 10185 + ... + 10246.

It is an arithmetic number, because the mean of its divisors is an integer number (163456).

2⁶³³³⁶¹ is an apocalyptic number.

It is an amenable number.

633361 is a deficient number, since it is larger than the sum of its proper divisors (20463).

633361 is a wasteful number, since it uses less digits than its factorization.

633361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20462.

The product of its digits is 972, while the sum is 22.

The square root of 633361 is about 795.8398080016. The cubic root of 633361 is about 85.8783659966.

Adding to 633361 its reverse (163336), we get a palindrome (796697).

The spelling of 633361 in words is "six hundred thirty-three thousand, three hundred sixty-one".