385475 has 12 divisors (see below), whose sum is σ = 506664. Its totient is φ = 289920.

The previous prime is 385471. The next prime is 385481. The reversal of 385475 is 574583.

It is a happy number.

It is not a de Polignac number, because 385475 - 2² = 385471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29 + ... + 878.

It is an arithmetic number, because the mean of its divisors is an integer number (42222).

2³⁸⁵⁴⁷⁵ is an apocalyptic number.

385475 is a deficient number, since it is larger than the sum of its proper divisors (121189).

385475 is a wasteful number, since it uses less digits than its factorization.

385475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 929 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 385475 is about 620.8663302193. The cubic root of 385475 is about 72.7777691449. Note that the first 4 decimals are identical.

The spelling of 385475 in words is "three hundred eighty-five thousand, four hundred seventy-five".