385445 has 8 divisors (see below), whose sum is σ = 466944. Its totient is φ = 305424.

The previous prime is 385433. The next prime is 385471. The reversal of 385445 is 544583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 385445.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332 + ... + 938.

It is an arithmetic number, because the mean of its divisors is an integer number (58368).

2³⁸⁵⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

385445 is a deficient number, since it is larger than the sum of its proper divisors (81499).

385445 is a wasteful number, since it uses less digits than its factorization.

385445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739.

The product of its digits is 9600, while the sum is 29.

The square root of 385445 is about 620.8421699595. The cubic root of 385445 is about 72.7758810936.

The spelling of 385445 in words is "three hundred eighty-five thousand, four hundred forty-five".