40233 has 4 divisors (see below), whose sum is σ = 53648. Its totient is φ = 26820.

The previous prime is 40231. The next prime is 40237. The reversal of 40233 is 33204.

40233 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40233 - 2¹ = 40231 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40231) 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, 6703 + ... + 6708.

It is an arithmetic number, because the mean of its divisors is an integer number (13412).

2⁴⁰²³³ is an apocalyptic number.

It is an amenable number.

40233 is a deficient number, since it is larger than the sum of its proper divisors (13415).

40233 is a wasteful number, since it uses less digits than its factorization.

40233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13414.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 40233 is about 200.5816541960. The cubic root of 40233 is about 34.2657944805.

Adding to 40233 its reverse (33204), we get a palindrome (73437).

It can be divided in two parts, 402 and 33, that added together give a triangular number (435 = T₂₉).

The spelling of 40233 in words is "forty thousand, two hundred thirty-three".