306323164 has 24 divisors (see below), whose sum is σ = 613122048. Its totient is φ = 131179440.

The previous prime is 306323141. The next prime is 306323167. The reversal of 306323164 is 461323603.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306323167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40869 + ... + 47779.

It is an arithmetic number, because the mean of its divisors is an integer number (25546752).

Almost surely, 2^306323164 is an apocalyptic number.

It is an amenable number.

306323164 is an abundant number, since it is smaller than the sum of its proper divisors (306798884).

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

306323164 is a wasteful number, since it uses less digits than its factorization.

306323164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8505 (or 8503 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 306323164 is about 17502.0902751643. The cubic root of 306323164 is about 674.1035481503.

Adding to 306323164 its reverse (461323603), we get a palindrome (767646767).

The spelling of 306323164 in words is "three hundred six million, three hundred twenty-three thousand, one hundred sixty-four".