30305116 has 12 divisors (see below), whose sum is σ = 54862920. Its totient is φ = 14630000.

The previous prime is 30305069. The next prime is 30305129. The reversal of 30305116 is 61150303.

It is a junction number, because it is equal to n+sod(n) for n = 30305093 and 30305102.

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, 130510 + ... + 130741.

It is an arithmetic number, because the mean of its divisors is an integer number (4571910).

Almost surely, 2^30305116 is an apocalyptic number.

It is an amenable number.

30305116 is a deficient number, since it is larger than the sum of its proper divisors (24557804).

30305116 is a wasteful number, since it uses less digits than its factorization.

30305116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261284 (or 261282 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 30305116 is about 5505.0082652072. The cubic root of 30305116 is about 311.7731064601.

Adding to 30305116 its reverse (61150303), we get a palindrome (91455419).

The spelling of 30305116 in words is "thirty million, three hundred five thousand, one hundred sixteen".