30133232 has 20 divisors (see below), whose sum is σ = 59185200. Its totient is φ = 14859648.

The previous prime is 30133217. The next prime is 30133273. The reversal of 30133232 is 23233103.

It is a self number, because there is not a number n which added to its sum of digits gives 30133232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11732 + ... + 14067.

It is an arithmetic number, because the mean of its divisors is an integer number (2959260).

Almost surely, 2^30133232 is an apocalyptic number.

It is an amenable number.

30133232 is a deficient number, since it is larger than the sum of its proper divisors (29051968).

30133232 is a wasteful number, since it uses less digits than its factorization.

30133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25880 (or 25874 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 30133232 is about 5489.3744634521. The cubic root of 30133232 is about 311.1825522255.

Adding to 30133232 its reverse (23233103), we get a palindrome (53366335).

It can be divided in two parts, 301 and 33232, that added together give a palindrome (33533).

The spelling of 30133232 in words is "thirty million, one hundred thirty-three thousand, two hundred thirty-two".