30053312 has 14 divisors (see below), whose sum is σ = 59637168. Its totient is φ = 15026624.

The previous prime is 30053311. The next prime is 30053339. The reversal of 30053312 is 21335003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30053311) by changing a digit.

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 as a sum of consecutive naturals, namely, 234728 + ... + 234855.

Almost surely, 2^30053312 is an apocalyptic number.

30053312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30053312 is a deficient number, since it is larger than the sum of its proper divisors (29583856).

30053312 is an equidigital number, since it uses as much as digits as its factorization.

30053312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469595 (or 469585 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 30053312 is about 5482.0901123568. The cubic root of 30053312 is about 310.9072003185.

Adding to 30053312 its reverse (21335003), we get a palindrome (51388315).

The spelling of 30053312 in words is "thirty million, fifty-three thousand, three hundred twelve".