306106012 has 24 divisors (see below), whose sum is σ = 567861840. Its totient is φ = 143880960.

The previous prime is 306105973. The next prime is 306106019. The reversal of 306106012 is 210601603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306106019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70587 + ... + 74797.

It is an arithmetic number, because the mean of its divisors is an integer number (23660910).

Almost surely, 2^306106012 is an apocalyptic number.

It is an amenable number.

306106012 is a deficient number, since it is larger than the sum of its proper divisors (261755828).

306106012 is a wasteful number, since it uses less digits than its factorization.

306106012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5301 (or 5299 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 306106012 is about 17495.8855734713. The cubic root of 306106012 is about 673.9442201870.

Adding to 306106012 its reverse (210601603), we get a palindrome (516707615).

The spelling of 306106012 in words is "three hundred six million, one hundred six thousand, twelve".