1322746 has 4 divisors (see below), whose sum is σ = 1984122. Its totient is φ = 661372.

The previous prime is 1322743. The next prime is 1322747. The reversal of 1322746 is 6472231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6472231 = 43 ⋅150517.

It can be written as a sum of positive squares in only one way, i.e., 1265625 + 57121 = 1125^2 + 239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1322746.

It is not an unprimeable number, because it can be changed into a prime (1322743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330685 + ... + 330688.

2^1322746 is an apocalyptic number.

1322746 is a deficient number, since it is larger than the sum of its proper divisors (661376).

1322746 is an equidigital number, since it uses as much as digits as its factorization.

1322746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661375.

The product of its digits is 2016, while the sum is 25.

The square root of 1322746 is about 1150.1069515484. The cubic root of 1322746 is about 109.7721454266.

Adding to 1322746 its reverse (6472231), we get a palindrome (7794977).

The spelling of 1322746 in words is "one million, three hundred twenty-two thousand, seven hundred forty-six".