1366616 has 8 divisors (see below), whose sum is σ = 2562420. Its totient is φ = 683304.

The previous prime is 1366609. The next prime is 1366627. The reversal of 1366616 is 6166631.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85406 + ... + 85421.

2^1366616 is an apocalyptic number.

It is an amenable number.

1366616 is a deficient number, since it is larger than the sum of its proper divisors (1195804).

1366616 is a wasteful number, since it uses less digits than its factorization.

1366616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170833 (or 170829 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 1366616 is about 1169.0235241431. The cubic root of 1366616 is about 110.9725333117.

The spelling of 1366616 in words is "one million, three hundred sixty-six thousand, six hundred sixteen".