1366368 has 48 divisors (see below), whose sum is σ = 3681216. Its totient is φ = 443520.

The previous prime is 1366367. The next prime is 1366397. The reversal of 1366368 is 8636631.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1366368² = 3733923022848, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3963 + ... + 4293.

It is an arithmetic number, because the mean of its divisors is an integer number (76692).

2^1366368 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 1366368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1840608).

1366368 is an abundant number, since it is smaller than the sum of its proper divisors (2314848).

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

1366368 is a wasteful number, since it uses less digits than its factorization.

1366368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 379 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 1366368 is about 1168.9174478978. The cubic root of 1366368 is about 110.9658201718.

It can be divided in two parts, 13663 and 68, that added together give a palindrome (13731).

The spelling of 1366368 in words is "one million, three hundred sixty-six thousand, three hundred sixty-eight".