1364844 has 36 divisors (see below), whose sum is σ = 3453576. Its totient is φ = 419328.

The previous prime is 1364821. The next prime is 1364861. The reversal of 1364844 is 4484631.

It is a d-powerful number, because it can be written as 1 + 3⁹ + 6⁷ + 4⁴ + 8 + 4⁷ + 4¹⁰ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1692 + ... + 2364.

2^1364844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1364844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726788).

1364844 is an abundant number, since it is smaller than the sum of its proper divisors (2088732).

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

1364844 is a wasteful number, since it uses less digits than its factorization.

1364844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 691 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 1364844 is about 1168.2653808104. The cubic root of 1364844 is about 110.9245490006.

The spelling of 1364844 in words is "one million, three hundred sixty-four thousand, eight hundred forty-four".