285441484 has 12 divisors (see below), whose sum is σ = 525813400. Its totient is φ = 135209088.

The previous prime is 285441463. The next prime is 285441487. The reversal of 285441484 is 484144582.

It is not an unprimeable number, because it can be changed into a prime (285441487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877829 + ... + 1877980.

Almost surely, 2^285441484 is an apocalyptic number.

It is an amenable number.

285441484 is a deficient number, since it is larger than the sum of its proper divisors (240371916).

285441484 is a wasteful number, since it uses less digits than its factorization.

285441484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3755832 (or 3755830 counting only the distinct ones).

The product of its digits is 163840, while the sum is 40.

The square root of 285441484 is about 16895.0135838951. The cubic root of 285441484 is about 658.4240667693.

The spelling of 285441484 in words is "two hundred eighty-five million, four hundred forty-one thousand, four hundred eighty-four".