1366172 has 6 divisors (see below), whose sum is σ = 2390808. Its totient is φ = 683084.

The previous prime is 1366163. The next prime is 1366187. The reversal of 1366172 is 2716631.

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, 170768 + ... + 170775.

It is an arithmetic number, because the mean of its divisors is an integer number (398468).

2^1366172 is an apocalyptic number.

It is an amenable number.

1366172 is a deficient number, since it is larger than the sum of its proper divisors (1024636).

1366172 is a wasteful number, since it uses less digits than its factorization.

1366172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341547 (or 341545 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 1366172 is about 1168.8336066353. The cubic root of 1366172 is about 110.9605140510.

The spelling of 1366172 in words is "one million, three hundred sixty-six thousand, one hundred seventy-two".