30133252 has 12 divisors (see below), whose sum is σ = 53476416. Its totient is φ = 14854280.

The previous prime is 30133217. The next prime is 30133273. The reversal of 30133252 is 25233103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 52768 + ... + 53335.

It is an arithmetic number, because the mean of its divisors is an integer number (4456368).

Almost surely, 2^30133252 is an apocalyptic number.

It is an amenable number.

30133252 is a deficient number, since it is larger than the sum of its proper divisors (23343164).

30133252 is a wasteful number, since it uses less digits than its factorization.

30133252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106178 (or 106176 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 30133252 is about 5489.3762851530. The cubic root of 30133252 is about 311.1826210714.

Adding to 30133252 its reverse (25233103), we get a palindrome (55366355).

The spelling of 30133252 in words is "thirty million, one hundred thirty-three thousand, two hundred fifty-two".