1366416 has 40 divisors (see below), whose sum is σ = 3923360. Its totient is φ = 455328.

The previous prime is 1366397. The next prime is 1366427. The reversal of 1366416 is 6146631.

1366416 is a `hidden beast` number, since 13 + 6 + 641 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 1366416.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150 + ... + 2013.

It is an arithmetic number, because the mean of its divisors is an integer number (98084).

2^1366416 is an apocalyptic number.

1366416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1366416 is an abundant number, since it is smaller than the sum of its proper divisors (2556944).

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

1366416 is a wasteful number, since it uses less digits than its factorization.

1366416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180 (or 3168 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1366416 is about 1168.9379795353. The cubic root of 1366416 is about 110.9671195526.

The spelling of 1366416 in words is "one million, three hundred sixty-six thousand, four hundred sixteen".