1368544 has 12 divisors (see below), whose sum is σ = 2694384. Its totient is φ = 684256.

The previous prime is 1368529. The next prime is 1368547. The reversal of 1368544 is 4458631.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21352 + ... + 21415.

It is an arithmetic number, because the mean of its divisors is an integer number (224532).

2^1368544 is an apocalyptic number.

It is an amenable number.

1368544 is a deficient number, since it is larger than the sum of its proper divisors (1325840).

1368544 is an equidigital number, since it uses as much as digits as its factorization.

1368544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42777 (or 42769 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 1368544 is about 1169.8478533553. The cubic root of 1368544 is about 111.0246948816.

The spelling of 1368544 in words is "one million, three hundred sixty-eight thousand, five hundred forty-four".