306693064 has 16 divisors (see below), whose sum is σ = 575845020. Its totient is φ = 153134400.

The previous prime is 306693061. The next prime is 306693169. The reversal of 306693064 is 460396603.

It can be written as a sum of positive squares in 2 ways, for example, as 220760164 + 85932900 = 14858^2 + 9270^2 .

It is not an unprimeable number, because it can be changed into a prime (306693061) 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 3 ways as a sum of consecutive naturals, for example, 20287 + ... + 32014.

Almost surely, 2^306693064 is an apocalyptic number.

It is an amenable number.

306693064 is a deficient number, since it is larger than the sum of its proper divisors (269151956).

306693064 is a wasteful number, since it uses less digits than its factorization.

306693064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53040 (or 53036 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 306693064 is about 17512.6543961788. The cubic root of 306693064 is about 674.3747765253.

It can be divided in two parts, 30669 and 3064, that added together give a palindrome (33733).

The spelling of 306693064 in words is "three hundred six million, six hundred ninety-three thousand, sixty-four".