1322828 has 12 divisors (see below), whose sum is σ = 2493120. Its totient is φ = 610512.

The previous prime is 1322813. The next prime is 1322831. The reversal of 1322828 is 8282231.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1322797 and 1322806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12668 + ... + 12771.

It is an arithmetic number, because the mean of its divisors is an integer number (207760).

2^1322828 is an apocalyptic number.

It is an amenable number.

1322828 is a deficient number, since it is larger than the sum of its proper divisors (1170292).

1322828 is a wasteful number, since it uses less digits than its factorization.

1322828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25456 (or 25454 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 1322828 is about 1150.1425998545. The cubic root of 1322828 is about 109.7744137205.

The spelling of 1322828 in words is "one million, three hundred twenty-two thousand, eight hundred twenty-eight".