385599538 has 8 divisors (see below), whose sum is σ = 583805232. Its totient is φ = 190997796.

The previous prime is 385599523. The next prime is 385599551. The reversal of 385599538 is 835995583.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 900720 + ... + 901147.

It is an arithmetic number, because the mean of its divisors is an integer number (72975654).

Almost surely, 2^385599538 is an apocalyptic number.

385599538 is a deficient number, since it is larger than the sum of its proper divisors (198205694).

385599538 is a wasteful number, since it uses less digits than its factorization.

385599538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801976.

The product of its digits is 5832000, while the sum is 55.

The square root of 385599538 is about 19636.6885701230. The cubic root of 385599538 is about 727.8560590211.

The spelling of 385599538 in words is "three hundred eighty-five million, five hundred ninety-nine thousand, five hundred thirty-eight".