33230399 has 4 divisors (see below), whose sum is σ = 33260136. Its totient is φ = 33200664.

The previous prime is 33230387. The next prime is 33230401. The reversal of 33230399 is 99303233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33230399 - 2¹⁶ = 33164863 is a prime.

It is a super-3 number, since 3×33230399³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33230339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13124 + ... + 15449.

It is an arithmetic number, because the mean of its divisors is an integer number (8315034).

Almost surely, 2^33230399 is an apocalyptic number.

33230399 is a deficient number, since it is larger than the sum of its proper divisors (29737).

33230399 is a wasteful number, since it uses less digits than its factorization.

33230399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29736.

The product of its (nonzero) digits is 13122, while the sum is 32.

The square root of 33230399 is about 5764.5814245268. The cubic root of 33230399 is about 321.4981799345.

The spelling of 33230399 in words is "thirty-three million, two hundred thirty thousand, three hundred ninety-nine".