385541518 has 16 divisors (see below), whose sum is σ = 589950720. Its totient is φ = 188911800.

The previous prime is 385541467. The next prime is 385541531. The reversal of 385541518 is 815145583.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34123 + ... + 43993.

It is an arithmetic number, because the mean of its divisors is an integer number (36871920).

Almost surely, 2^385541518 is an apocalyptic number.

385541518 is a deficient number, since it is larger than the sum of its proper divisors (204409202).

385541518 is a wasteful number, since it uses less digits than its factorization.

385541518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10263.

The product of its digits is 96000, while the sum is 40.

The square root of 385541518 is about 19635.2111778814. The cubic root of 385541518 is about 727.8195510876.

The spelling of 385541518 in words is "three hundred eighty-five million, five hundred forty-one thousand, five hundred eighteen".