33285230 has 16 divisors (see below), whose sum is σ = 65360304. Its totient is φ = 12103680.

The previous prime is 33285223. The next prime is 33285251. The reversal of 33285230 is 3258233.

It is a super-2 number, since 2×33285230² = 2215813072305800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33285230.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 151187 + ... + 151406.

It is an arithmetic number, because the mean of its divisors is an integer number (4085019).

Almost surely, 2^33285230 is an apocalyptic number.

33285230 is a deficient number, since it is larger than the sum of its proper divisors (32075074).

33285230 is a wasteful number, since it uses less digits than its factorization.

33285230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302611.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 33285230 is about 5769.3353170014. The cubic root of 33285230 is about 321.6749094806.

It can be divided in two parts, 3328 and 5230, that added together give a palindrome (8558).

The spelling of 33285230 in words is "thirty-three million, two hundred eighty-five thousand, two hundred thirty".