385055 has 8 divisors (see below), whose sum is σ = 504144. Its totient is φ = 280000.

The previous prime is 385039. The next prime is 385057. The reversal of 385055 is 550583.

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

It is not a de Polignac number, because 385055 - 2⁴ = 385039 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3446 + ... + 3555.

It is an arithmetic number, because the mean of its divisors is an integer number (63018).

2³⁸⁵⁰⁵⁵ is an apocalyptic number.

385055 is a deficient number, since it is larger than the sum of its proper divisors (119089).

385055 is a wasteful number, since it uses less digits than its factorization.

385055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7017.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 385055 is about 620.5280009798. The cubic root of 385055 is about 72.7513275069.

It can be divided in two parts, 3 and 85055, that added together give a palindrome (85058).

The spelling of 385055 in words is "three hundred eighty-five thousand, fifty-five".