385966 has 16 divisors (see below), whose sum is σ = 696960. Its totient is φ = 156600.

The previous prime is 385943. The next prime is 385967. The reversal of 385966 is 669583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385967) 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, 460 + ... + 991.

It is an arithmetic number, because the mean of its divisors is an integer number (43560).

2³⁸⁵⁹⁶⁶ is an apocalyptic number.

385966 is a deficient number, since it is larger than the sum of its proper divisors (310994).

385966 is a wasteful number, since it uses less digits than its factorization.

385966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479.

The product of its digits is 38880, while the sum is 37.

The square root of 385966 is about 621.2616196096. The cubic root of 385966 is about 72.8086563389.

The spelling of 385966 in words is "three hundred eighty-five thousand, nine hundred sixty-six".