30302252 has 18 divisors (see below), whose sum is σ = 54801684. Its totient is φ = 14660520.

The previous prime is 30302249. The next prime is 30302269. The reversal of 30302252 is 25220303.

30302252 is nontrivially palindromic in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 30302252.

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 5 ways as a sum of consecutive naturals, for example, 98 + ... + 7785.

It is an arithmetic number, because the mean of its divisors is an integer number (3044538).

Almost surely, 2^30302252 is an apocalyptic number.

It is an amenable number.

30302252 is a deficient number, since it is larger than the sum of its proper divisors (24499432).

30302252 is a wasteful number, since it uses less digits than its factorization.

30302252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7949 (or 7916 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 30302252 is about 5504.7481322945. The cubic root of 30302252 is about 311.7632847268.

Adding to 30302252 its reverse (25220303), we get a palindrome (55522555).

The spelling of 30302252 in words is "thirty million, three hundred two thousand, two hundred fifty-two".