306149302 has 16 divisors (see below), whose sum is σ = 466746624. Its totient is φ = 150577000.

The previous prime is 306149279. The next prime is 306149309. The reversal of 306149302 is 203941603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306149309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67527 + ... + 71917.

It is an arithmetic number, because the mean of its divisors is an integer number (29171664).

Almost surely, 2^306149302 is an apocalyptic number.

306149302 is a deficient number, since it is larger than the sum of its proper divisors (160597322).

306149302 is a wasteful number, since it uses less digits than its factorization.

306149302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 306149302 is about 17497.1226777433. The cubic root of 306149302 is about 673.9759887779.

The spelling of 306149302 in words is "three hundred six million, one hundred forty-nine thousand, three hundred two".