385501712 has 20 divisors (see below), whose sum is σ = 779384640. Its totient is φ = 184370208.

The previous prime is 385501703. The next prime is 385501733. The reversal of 385501712 is 217105583.

It is a super-2 number, since 2×385501712² = 297223139909861888, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523412 + ... + 524147.

It is an arithmetic number, because the mean of its divisors is an integer number (38969232).

Almost surely, 2^385501712 is an apocalyptic number.

It is an amenable number.

385501712 is an abundant number, since it is smaller than the sum of its proper divisors (393882928).

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

385501712 is a wasteful number, since it uses less digits than its factorization.

385501712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047590 (or 1047584 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 385501712 is about 19634.1975135222. The cubic root of 385501712 is about 727.7945018337.

The spelling of 385501712 in words is "three hundred eighty-five million, five hundred one thousand, seven hundred twelve".