33604223 has 8 divisors (see below), whose sum is σ = 35839440. Its totient is φ = 31397760.

The previous prime is 33604213. The next prime is 33604231. The reversal of 33604223 is 32240633.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33604223 - 2⁶ = 33604159 is a prime.

It is a super-2 number, since 2×33604223² = 2258487606867458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33604213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4748 + ... + 9473.

It is an arithmetic number, because the mean of its divisors is an integer number (4479930).

Almost surely, 2^33604223 is an apocalyptic number.

33604223 is a deficient number, since it is larger than the sum of its proper divisors (2235217).

33604223 is a wasteful number, since it uses less digits than its factorization.

33604223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14377.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 33604223 is about 5796.9149553879. The cubic root of 33604223 is about 322.6992475060.

Adding to 33604223 its reverse (32240633), we get a palindrome (65844856).

The spelling of 33604223 in words is "thirty-three million, six hundred four thousand, two hundred twenty-three".