1356822 has 24 divisors (see below), whose sum is σ = 3009864. Its totient is φ = 441504.

The previous prime is 1356811. The next prime is 1356829. The reversal of 1356822 is 2286531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103 + ... + 1650.

It is an arithmetic number, because the mean of its divisors is an integer number (125411).

2^1356822 is an apocalyptic number.

1356822 is an abundant number, since it is smaller than the sum of its proper divisors (1653042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356822 is a wasteful number, since it uses less digits than its factorization.

1356822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1801 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1356822 is about 1164.8270257854. The cubic root of 1356822 is about 110.7067986414.

The spelling of 1356822 in words is "one million, three hundred fifty-six thousand, eight hundred twenty-two".