30308106 has 16 divisors (see below), whose sum is σ = 62254944. Its totient is φ = 9829584.

The previous prime is 30308087. The next prime is 30308119. The reversal of 30308106 is 60180303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68040 + ... + 68483.

It is an arithmetic number, because the mean of its divisors is an integer number (3890934).

Almost surely, 2^30308106 is an apocalyptic number.

30308106 is an abundant number, since it is smaller than the sum of its proper divisors (31946838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30308106 is a wasteful number, since it uses less digits than its factorization.

30308106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136565.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 30308106 is about 5505.2798294001. The cubic root of 30308106 is about 311.7833596347.

Adding to 30308106 its reverse (60180303), we get a palindrome (90488409).

The spelling of 30308106 in words is "thirty million, three hundred eight thousand, one hundred six".