307662066 has 12 divisors (see below), whose sum is σ = 666601182. Its totient is φ = 102554016.

The previous prime is 307662029. The next prime is 307662097. The reversal of 307662066 is 660266703.

It can be written as a sum of positive squares in only one way, i.e., 239351841 + 68310225 = 15471^2 + 8265^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 307662066.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8546151 + ... + 8546186.

Almost surely, 2^307662066 is an apocalyptic number.

307662066 is an abundant number, since it is smaller than the sum of its proper divisors (358939116).

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

307662066 is a wasteful number, since it uses less digits than its factorization.

307662066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17092345 (or 17092342 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 307662066 is about 17540.2983440989. The cubic root of 307662066 is about 675.0842627318.

The spelling of 307662066 in words is "three hundred seven million, six hundred sixty-two thousand, sixty-six".