306612316 has 12 divisors (see below), whose sum is σ = 540432760. Its totient is φ = 152202960.

The previous prime is 306612283. The next prime is 306612409. The reversal of 306612316 is 613216603.

It is a super-2 number, since 2×306612316² = 188022224645767712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275175 + ... + 276286.

Almost surely, 2^306612316 is an apocalyptic number.

It is an amenable number.

306612316 is a deficient number, since it is larger than the sum of its proper divisors (233820444).

306612316 is a wasteful number, since it uses less digits than its factorization.

306612316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551604 (or 551602 counting only the distinct ones).

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

The square root of 306612316 is about 17510.3488257659. The cubic root of 306612316 is about 674.3155868439.

Adding to 306612316 its reverse (613216603), we get a palindrome (919828919).

The spelling of 306612316 in words is "three hundred six million, six hundred twelve thousand, three hundred sixteen".