33930223 has 4 divisors (see below), whose sum is σ = 33943320. Its totient is φ = 33917128.

The previous prime is 33930199. The next prime is 33930227. The reversal of 33930223 is 32203933.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 33930223 - 2⁵ = 33930191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33930227) 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, 1213 + ... + 8326.

It is an arithmetic number, because the mean of its divisors is an integer number (8485830).

Almost surely, 2^33930223 is an apocalyptic number.

33930223 is a deficient number, since it is larger than the sum of its proper divisors (13097).

33930223 is an equidigital number, since it uses as much as digits as its factorization.

33930223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096.

The product of its (nonzero) digits is 2916, while the sum is 25.

The square root of 33930223 is about 5824.9654934600. The cubic root of 33930223 is about 323.7394103164.

The spelling of 33930223 in words is "thirty-three million, nine hundred thirty thousand, two hundred twenty-three".