306226168 has 32 divisors (see below), whose sum is σ = 610536960. Its totient is φ = 143493120.

The previous prime is 306226139. The next prime is 306226169. The reversal of 306226168 is 861622603.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306226169) 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, 28105 + ... + 37447.

It is an arithmetic number, because the mean of its divisors is an integer number (19079280).

Almost surely, 2^306226168 is an apocalyptic number.

It is an amenable number.

306226168 is a deficient number, since it is larger than the sum of its proper divisors (304310792).

306226168 is a wasteful number, since it uses less digits than its factorization.

306226168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607 (or 9603 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 306226168 is about 17499.3190724668. The cubic root of 306226168 is about 674.0323899118.

The spelling of 306226168 in words is "three hundred six million, two hundred twenty-six thousand, one hundred sixty-eight".