1222582 has 16 divisors (see below), whose sum is σ = 1924560. Its totient is φ = 581728.

The previous prime is 1222567. The next prime is 1222583. The reversal of 1222582 is 2852221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6108 + ... + 6304.

It is an arithmetic number, because the mean of its divisors is an integer number (120285).

2^1222582 is an apocalyptic number.

1222582 is a deficient number, since it is larger than the sum of its proper divisors (701978).

1222582 is a wasteful number, since it uses less digits than its factorization.

1222582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335.

The product of its digits is 640, while the sum is 22.

The square root of 1222582 is about 1105.7043004348. The cubic root of 1222582 is about 106.9283008759.

It can be divided in two parts, 122 and 2582, that added together give a square (2704 = 52²).

The spelling of 1222582 in words is "one million, two hundred twenty-two thousand, five hundred eighty-two".