1396747 has 16 divisors (see below), whose sum is σ = 1653120. Its totient is φ = 1166400.

The previous prime is 1396723. The next prime is 1396751. The reversal of 1396747 is 7476931.

It is a cyclic number.

It is not a de Polignac number, because 1396747 - 2¹¹ = 1394699 is a prime.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8488 + ... + 8650.

It is an arithmetic number, because the mean of its divisors is an integer number (103320).

2^1396747 is an apocalyptic number.

1396747 is a deficient number, since it is larger than the sum of its proper divisors (256373).

1396747 is a wasteful number, since it uses less digits than its factorization.

1396747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234.

The product of its digits is 31752, while the sum is 37.

The square root of 1396747 is about 1181.8405137750. The cubic root of 1396747 is about 111.7821818906.

It can be divided in two parts, 139 and 6747, that added together give a palindrome (6886).

The spelling of 1396747 in words is "one million, three hundred ninety-six thousand, seven hundred forty-seven".