489122 has 4 divisors (see below), whose sum is σ = 733686. Its totient is φ = 244560.

The previous prime is 489113. The next prime is 489127. The reversal of 489122 is 221984.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 358801 + 130321 = 599^2 + 361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 489091 and 489100.

It is not an unprimeable number, because it can be changed into a prime (489127) by changing a digit.

489122 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122279 + ... + 122282.

2⁴⁸⁹¹²² is an apocalyptic number.

489122 is a deficient number, since it is larger than the sum of its proper divisors (244564).

489122 is a wasteful number, since it uses less digits than its factorization.

489122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244563.

The product of its digits is 1152, while the sum is 26.

The square root of 489122 is about 699.3725759565. The cubic root of 489122 is about 78.7902355908.

It can be divided in two parts, 4891 and 22, that added together give a cube (4913 = 17³).

The spelling of 489122 in words is "four hundred eighty-nine thousand, one hundred twenty-two".