282944642 has 16 divisors (see below), whose sum is σ = 431216352. Its totient is φ = 139214880.

The previous prime is 282944639. The next prime is 282944659. The reversal of 282944642 is 246449282.

It is a self number, because there is not a number n which added to its sum of digits gives 282944642.

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, 69713 + ... + 73659.

It is an arithmetic number, because the mean of its divisors is an integer number (26951022).

Almost surely, 2^282944642 is an apocalyptic number.

282944642 is a deficient number, since it is larger than the sum of its proper divisors (148271710).

282944642 is a wasteful number, since it uses less digits than its factorization.

282944642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513.

The product of its digits is 221184, while the sum is 41.

The square root of 282944642 is about 16820.9584150250. The cubic root of 282944642 is about 656.4986309663.

The spelling of 282944642 in words is "two hundred eighty-two million, nine hundred forty-four thousand, six hundred forty-two".