385636936 has 16 divisors (see below), whose sum is σ = 723469500. Its totient is φ = 192711744.

The previous prime is 385636919. The next prime is 385636949. The reversal of 385636936 is 639636583.

It can be written as a sum of positive squares in 2 ways, for example, as 380484036 + 5152900 = 19506^2 + 2270^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 385636936.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3226 + ... + 27958.

Almost surely, 2^385636936 is an apocalyptic number.

It is an amenable number.

385636936 is a deficient number, since it is larger than the sum of its proper divisors (337832564).

385636936 is a wasteful number, since it uses less digits than its factorization.

385636936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26688 (or 26684 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 49.

The square root of 385636936 is about 19637.6407951668. The cubic root of 385636936 is about 727.8795890293.

The spelling of 385636936 in words is "three hundred eighty-five million, six hundred thirty-six thousand, nine hundred thirty-six".