385706 has 4 divisors (see below), whose sum is σ = 578562. Its totient is φ = 192852.

The previous prime is 385663. The next prime is 385709. The reversal of 385706 is 607583.

385706 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 292681 + 93025 = 541^2 + 305^2 .

It is not an unprimeable number, because it can be changed into a prime (385709) by changing a digit.

385706 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96425 + ... + 96428.

2³⁸⁵⁷⁰⁶ is an apocalyptic number.

385706 is a deficient number, since it is larger than the sum of its proper divisors (192856).

385706 is a wasteful number, since it uses less digits than its factorization.

385706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192855.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 385706 is about 621.0523327386. The cubic root of 385706 is about 72.7923038598.

The spelling of 385706 in words is "three hundred eighty-five thousand, seven hundred six".