30332252 has 12 divisors (see below), whose sum is σ = 53178720. Its totient is φ = 15138336.

The previous prime is 30332221. The next prime is 30332257. The reversal of 30332252 is 25223303.

It is a super-2 number, since 2×30332252² = 1840091022783008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30332257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4388 + ... + 8939.

It is an arithmetic number, because the mean of its divisors is an integer number (4431560).

Almost surely, 2^30332252 is an apocalyptic number.

It is an amenable number.

30332252 is a deficient number, since it is larger than the sum of its proper divisors (22846468).

30332252 is a wasteful number, since it uses less digits than its factorization.

30332252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13900 (or 13898 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 30332252 is about 5507.4723785054. The cubic root of 30332252 is about 311.8661353191.

Adding to 30332252 its reverse (25223303), we get a palindrome (55555555).

The spelling of 30332252 in words is "thirty million, three hundred thirty-two thousand, two hundred fifty-two".