1396766 has 32 divisors (see below), whose sum is σ = 2592000. Its totient is φ = 551232.

The previous prime is 1396757. The next prime is 1396789. The reversal of 1396766 is 6676931.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15650 + ... + 15738.

It is an arithmetic number, because the mean of its divisors is an integer number (81000).

2^1396766 is an apocalyptic number.

1396766 is a deficient number, since it is larger than the sum of its proper divisors (1195234).

1396766 is a wasteful number, since it uses less digits than its factorization.

1396766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176.

The product of its digits is 40824, while the sum is 38.

The square root of 1396766 is about 1181.8485520573. The cubic root of 1396766 is about 111.7826887473.

The spelling of 1396766 in words is "one million, three hundred ninety-six thousand, seven hundred sixty-six".