385611 has 8 divisors (see below), whose sum is σ = 544464. Its totient is φ = 241920.

The previous prime is 385607. The next prime is 385621. The reversal of 385611 is 116583.

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

It is not a de Polignac number, because 385611 - 2² = 385607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385621) 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, 3730 + ... + 3831.

It is an arithmetic number, because the mean of its divisors is an integer number (68058).

2³⁸⁵⁶¹¹ is an apocalyptic number.

385611 is a deficient number, since it is larger than the sum of its proper divisors (158853).

385611 is a wasteful number, since it uses less digits than its factorization.

385611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7581.

The product of its digits is 720, while the sum is 24.

The square root of 385611 is about 620.9758449408. The cubic root of 385611 is about 72.7863270824.

The spelling of 385611 in words is "three hundred eighty-five thousand, six hundred eleven".