30320116 has 12 divisors (see below), whose sum is σ = 53165700. Its totient is φ = 15129920.

The previous prime is 30320083. The next prime is 30320137. The reversal of 30320116 is 61102303.

It can be written as a sum of positive squares in 2 ways, for example, as 17388900 + 12931216 = 4170^2 + 3596^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30320116.

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, 5191 + ... + 9358.

It is an arithmetic number, because the mean of its divisors is an integer number (4430475).

Almost surely, 2^30320116 is an apocalyptic number.

It is an amenable number.

30320116 is a deficient number, since it is larger than the sum of its proper divisors (22845584).

30320116 is a wasteful number, since it uses less digits than its factorization.

30320116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15074 (or 15072 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 30320116 is about 5506.3704924387. The cubic root of 30320116 is about 311.8245369977.

Adding to 30320116 its reverse (61102303), we get a palindrome (91422419).

The spelling of 30320116 in words is "thirty million, three hundred twenty thousand, one hundred sixteen".