385275 has 24 divisors (see below), whose sum is σ = 696384. Its totient is φ = 186400.

The previous prime is 385267. The next prime is 385279. The reversal of 385275 is 572583.

It is a happy number.

It is not a de Polignac number, because 385275 - 2³ = 385267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592 + ... + 1058.

It is an arithmetic number, because the mean of its divisors is an integer number (29016).

2³⁸⁵²⁷⁵ is an apocalyptic number.

385275 is a deficient number, since it is larger than the sum of its proper divisors (311109).

385275 is a wasteful number, since it uses less digits than its factorization.

385275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 486 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 385275 is about 620.7052440571. The cubic root of 385275 is about 72.7651802854.

The spelling of 385275 in words is "three hundred eighty-five thousand, two hundred seventy-five".