385050307 has 4 divisors (see below), whose sum is σ = 388649016. Its totient is φ = 381451600.

The previous prime is 385050299. The next prime is 385050319. The reversal of 385050307 is 703050583.

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

It is a cyclic number.

It is not a de Polignac number, because 385050307 - 2³ = 385050299 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385053307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799194 + ... + 1799407.

It is an arithmetic number, because the mean of its divisors is an integer number (97162254).

Almost surely, 2^385050307 is an apocalyptic number.

385050307 is a deficient number, since it is larger than the sum of its proper divisors (3598709).

385050307 is a wasteful number, since it uses less digits than its factorization.

385050307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3598708.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 385050307 is about 19622.6987695373. The cubic root of 385050307 is about 727.5103194452.

The spelling of 385050307 in words is "three hundred eighty-five million, fifty thousand, three hundred seven".