842282249 has 16 divisors (see below), whose sum is σ = 865977600. Its totient is φ = 819020160.

The previous prime is 842282213. The next prime is 842282251. The reversal of 842282249 is 942282248.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-842282249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842282209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2294864 + ... + 2295230.

It is an arithmetic number, because the mean of its divisors is an integer number (54123600).

Almost surely, 2^842282249 is an apocalyptic number.

It is an amenable number.

842282249 is a deficient number, since it is larger than the sum of its proper divisors (23695351).

842282249 is a wasteful number, since it uses less digits than its factorization.

842282249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800.

The product of its digits is 147456, while the sum is 41.

The square root of 842282249 is about 29022.0993210347. The cubic root of 842282249 is about 944.3925433588.

Subtracting 842282249 from its reverse (942282248), we obtain a palindrome (99999999).

The spelling of 842282249 in words is "eight hundred forty-two million, two hundred eighty-two thousand, two hundred forty-nine".