185385339 has 12 divisors (see below), whose sum is σ = 267963696. Its totient is φ = 123504912.

The previous prime is 185385307. The next prime is 185385349. The reversal of 185385339 is 933583581.

185385339 is a `hidden beast` number, since 1 + 85 + 38 + 533 + 9 = 666.

185385339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 185385339 - 2⁵ = 185385307 is a prime.

It is a super-2 number, since 2×185385339² = 68735447832289842, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 185385294 and 185385303.

It is not an unprimeable number, because it can be changed into a prime (185385349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8442 + ... + 21024.

It is an arithmetic number, because the mean of its divisors is an integer number (22330308).

Almost surely, 2^185385339 is an apocalyptic number.

185385339 is a deficient number, since it is larger than the sum of its proper divisors (82578357).

185385339 is a wasteful number, since it uses less digits than its factorization.

185385339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14226 (or 14223 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 185385339 is about 13615.6284834744. The cubic root of 185385339 is about 570.1972632107.

The spelling of 185385339 in words is "one hundred eighty-five million, three hundred eighty-five thousand, three hundred thirty-nine".