385655 has 8 divisors (see below), whose sum is σ = 466992. Its totient is φ = 305728.

The previous prime is 385639. The next prime is 385657. The reversal of 385655 is 556583.

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

It is a cyclic number.

It is not a de Polignac number, because 385655 - 2⁴ = 385639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385657) 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, 404 + ... + 966.

It is an arithmetic number, because the mean of its divisors is an integer number (58374).

2³⁸⁵⁶⁵⁵ is an apocalyptic number.

385655 is a deficient number, since it is larger than the sum of its proper divisors (81337).

385655 is a wasteful number, since it uses less digits than its factorization.

385655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705.

The product of its digits is 18000, while the sum is 32.

The square root of 385655 is about 621.0112720394. The cubic root of 385655 is about 72.7890953960.

It can be divided in two parts, 3 and 85655, that added together give a palindrome (85658).

The spelling of 385655 in words is "three hundred eighty-five thousand, six hundred fifty-five".