83585475 has 18 divisors (see below), whose sum is σ = 149711276. Its totient is φ = 44578800.

The previous prime is 83585471. The next prime is 83585483. The reversal of 83585475 is 57458538.

It is not a de Polignac number, because 83585475 - 2² = 83585471 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 83585475.

It is not an unprimeable number, because it can be changed into a prime (83585471) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 185521 + ... + 185970.

Almost surely, 2^83585475 is an apocalyptic number.

83585475 is a deficient number, since it is larger than the sum of its proper divisors (66125801).

83585475 is a wasteful number, since it uses less digits than its factorization.

83585475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371507 (or 371499 counting only the distinct ones).

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

The square root of 83585475 is about 9142.5092288715. The cubic root of 83585475 is about 437.2303208762.

The spelling of 83585475 in words is "eighty-three million, five hundred eighty-five thousand, four hundred seventy-five".