307679066 has 4 divisors (see below), whose sum is σ = 461518602. Its totient is φ = 153839532.

The previous prime is 307679051. The next prime is 307679069. The reversal of 307679066 is 660976703.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 158130625 + 149548441 = 12575^2 + 12229^2 .

It is not an unprimeable number, because it can be changed into a prime (307679069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76919765 + ... + 76919768.

Almost surely, 2^307679066 is an apocalyptic number.

307679066 is a deficient number, since it is larger than the sum of its proper divisors (153839536).

307679066 is a wasteful number, since it uses less digits than its factorization.

307679066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153839535.

The product of its (nonzero) digits is 285768, while the sum is 44.

The square root of 307679066 is about 17540.7829357757. The cubic root of 307679066 is about 675.0966965267.

The spelling of 307679066 in words is "three hundred seven million, six hundred seventy-nine thousand, sixty-six".