1322146 has 8 divisors (see below), whose sum is σ = 2266560. Its totient is φ = 566628.

The previous prime is 1322143. The next prime is 1322147. The reversal of 1322146 is 6412231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1322143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47206 + ... + 47233.

It is an arithmetic number, because the mean of its divisors is an integer number (283320).

2^1322146 is an apocalyptic number.

1322146 is a deficient number, since it is larger than the sum of its proper divisors (944414).

1322146 is an equidigital number, since it uses as much as digits as its factorization.

1322146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94448.

The product of its digits is 288, while the sum is 19.

The square root of 1322146 is about 1149.8460766555. The cubic root of 1322146 is about 109.7555453012.

Adding to 1322146 its reverse (6412231), we get a palindrome (7734377).

It can be divided in two parts, 132 and 2146, that added together give a triangular number (2278 = T₆₇).

The spelling of 1322146 in words is "one million, three hundred twenty-two thousand, one hundred forty-six".