283522 has 4 divisors (see below), whose sum is σ = 425286. Its totient is φ = 141760.

The previous prime is 283519. The next prime is 283541. The reversal of 283522 is 225382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225382 = 2 ⋅112691.

It can be written as a sum of positive squares in only one way, i.e., 269361 + 14161 = 519^2 + 119^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 283493 and 283502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70879 + ... + 70882.

2²⁸³⁵²² is an apocalyptic number.

283522 is a deficient number, since it is larger than the sum of its proper divisors (141764).

283522 is a wasteful number, since it uses less digits than its factorization.

283522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141763.

The product of its digits is 960, while the sum is 22.

The square root of 283522 is about 532.4678394044. The cubic root of 283522 is about 65.6944863387.

Adding to 283522 its product of digits (960), we get a palindrome (284482).

The spelling of 283522 in words is "two hundred eighty-three thousand, five hundred twenty-two".