842272 has 12 divisors (see below), whose sum is σ = 1658286. Its totient is φ = 421120.

The previous prime is 842267. The next prime is 842279. The reversal of 842272 is 272248.

It can be written as a sum of positive squares in only one way, i.e., 524176 + 318096 = 724^2 + 564^2 .

It is not an unprimeable number, because it can be changed into a prime (842279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13129 + ... + 13192.

2⁸⁴²²⁷² is an apocalyptic number.

It is an amenable number.

842272 is a deficient number, since it is larger than the sum of its proper divisors (816014).

842272 is a wasteful number, since it uses less digits than its factorization.

842272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26331 (or 26323 counting only the distinct ones).

The product of its digits is 1792, while the sum is 25.

The square root of 842272 is about 917.7537796163. The cubic root of 842272 is about 94.4388712846.

The spelling of 842272 in words is "eight hundred forty-two thousand, two hundred seventy-two".