385839576 has 48 divisors (see below), whose sum is σ = 1064709360. Its totient is φ = 126185280.

The previous prime is 385839569. The next prime is 385839583. The reversal of 385839576 is 675938583.

It is a happy number.

385839576 is a `hidden beast` number, since 3 + 8 + 583 + 9 + 57 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (385839569) and next prime (385839583).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46740 + ... + 54371.

It is an arithmetic number, because the mean of its divisors is an integer number (22181445).

Almost surely, 2^385839576 is an apocalyptic number.

385839576 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

385839576 is an abundant number, since it is smaller than the sum of its proper divisors (678869784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385839576 is a wasteful number, since it uses less digits than its factorization.

385839576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101176 (or 101169 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 385839576 is about 19642.7995967988. The cubic root of 385839576 is about 728.0070592642.

It can be divided in two parts, 3858 and 39576, that added together give a palindrome (43434).

The spelling of 385839576 in words is "three hundred eighty-five million, eight hundred thirty-nine thousand, five hundred seventy-six".