385522587 has 6 divisors (see below), whose sum is σ = 556865972. Its totient is φ = 257015052.

The previous prime is 385522567. The next prime is 385522589. The reversal of 385522587 is 785225583.

It is not a de Polignac number, because 385522587 - 2¹² = 385518491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385522589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21417913 + ... + 21417930.

Almost surely, 2^385522587 is an apocalyptic number.

385522587 is a deficient number, since it is larger than the sum of its proper divisors (171343385).

385522587 is a wasteful number, since it uses less digits than its factorization.

385522587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42835849 (or 42835846 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 385522587 is about 19634.7291043192. The cubic root of 385522587 is about 727.8076383391.

The spelling of 385522587 in words is "three hundred eighty-five million, five hundred twenty-two thousand, five hundred eighty-seven".