1366622 has 8 divisors (see below), whose sum is σ = 2068416. Its totient is φ = 677152.

The previous prime is 1366609. The next prime is 1366627. The reversal of 1366622 is 2266631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1366591 and 1366600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2798 + ... + 3249.

It is an arithmetic number, because the mean of its divisors is an integer number (258552).

2^1366622 is an apocalyptic number.

1366622 is a deficient number, since it is larger than the sum of its proper divisors (701794).

1366622 is a wasteful number, since it uses less digits than its factorization.

1366622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162.

The product of its digits is 2592, while the sum is 26.

The square root of 1366622 is about 1169.0260903846. The cubic root of 1366622 is about 110.9726957163.

Subtracting 1366622 from its reverse (2266631), we obtain a palindrome (900009).

The spelling of 1366622 in words is "one million, three hundred sixty-six thousand, six hundred twenty-two".