385250 has 32 divisors (see below), whose sum is σ = 763776. Its totient is φ = 145200.

The previous prime is 385249. The next prime is 385261. The reversal of 385250 is 52583.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 385250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5717 + ... + 5783.

It is an arithmetic number, because the mean of its divisors is an integer number (23868).

2³⁸⁵²⁵⁰ is an apocalyptic number.

385250 is a deficient number, since it is larger than the sum of its proper divisors (378526).

385250 is a wasteful number, since it uses less digits than its factorization.

385250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 385250 is about 620.6851053473. The cubic root of 385250 is about 72.7636063717.

The spelling of 385250 in words is "three hundred eighty-five thousand, two hundred fifty".