385307 has 8 divisors (see below), whose sum is σ = 420336. Its totient is φ = 351072.

The previous prime is 385291. The next prime is 385321. The reversal of 385307 is 703583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 385307 - 2⁴ = 385291 is a prime.

It is a super-2 number, since 2×385307² = 296922968498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253 + ... + 1529.

It is an arithmetic number, because the mean of its divisors is an integer number (52542).

2³⁸⁵³⁰⁷ is an apocalyptic number.

385307 is a deficient number, since it is larger than the sum of its proper divisors (35029).

385307 is a wasteful number, since it uses less digits than its factorization.

385307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 385307 is about 620.7310206523. The cubic root of 385307 is about 72.7671947956.

The spelling of 385307 in words is "three hundred eighty-five thousand, three hundred seven".