385600056 has 32 divisors (see below), whose sum is σ = 964483200. Its totient is φ = 128468960.

The previous prime is 385600031. The next prime is 385600081. The reversal of 385600056 is 650006583.

It is an interprime number because it is at equal distance from previous prime (385600031) and next prime (385600081).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85621 + ... + 90011.

It is an arithmetic number, because the mean of its divisors is an integer number (30140100).

Almost surely, 2^385600056 is an apocalyptic number.

It is an amenable number.

385600056 is an abundant number, since it is smaller than the sum of its proper divisors (578883144).

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

385600056 is a wasteful number, since it uses less digits than its factorization.

385600056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8059 (or 8055 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 385600056 is about 19636.7017597151. The cubic root of 385600056 is about 727.8563849458.

The spelling of 385600056 in words is "three hundred eighty-five million, six hundred thousand, fifty-six".