285275764 has 12 divisors (see below), whose sum is σ = 515337088. Its totient is φ = 138036600.

The previous prime is 285275743. The next prime is 285275773. The reversal of 285275764 is 467572582.

It is a congruent number.

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, 1150182 + ... + 1150429.

Almost surely, 2^285275764 is an apocalyptic number.

It is an amenable number.

285275764 is a deficient number, since it is larger than the sum of its proper divisors (230061324).

285275764 is a wasteful number, since it uses less digits than its factorization.

285275764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300646 (or 2300644 counting only the distinct ones).

The product of its digits is 940800, while the sum is 46.

The square root of 285275764 is about 16890.1084662000. The cubic root of 285275764 is about 658.2966207304.

The spelling of 285275764 in words is "two hundred eighty-five million, two hundred seventy-five thousand, seven hundred sixty-four".