1326144 has 28 divisors (see below), whose sum is σ = 3509264. Its totient is φ = 441984.

The previous prime is 1326137. The next prime is 1326151. The reversal of 1326144 is 4416231.

It is an interprime number because it is at equal distance from previous prime (1326137) and next prime (1326151).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1326144.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3262 + ... + 3645.

2^1326144 is an apocalyptic number.

It is an amenable number.

1326144 is an abundant number, since it is smaller than the sum of its proper divisors (2183120).

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

1326144 is an equidigital number, since it uses as much as digits as its factorization.

1326144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6922 (or 6912 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 1326144 is about 1151.5832579540. The cubic root of 1326144 is about 109.8660628783.

The spelling of 1326144 in words is "one million, three hundred twenty-six thousand, one hundred forty-four".