1396673 has 2 divisors, whose sum is σ = 1396674. Its totient is φ = 1396672.

The previous prime is 1396667. The next prime is 1396679. The reversal of 1396673 is 3766931.

It is a balanced prime because it is at equal distance from previous prime (1396667) and next prime (1396679).

It can be written as a sum of positive squares in only one way, i.e., 1056784 + 339889 = 1028^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 1396673 - 2⁴ = 1396657 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 9.

It is not a weakly prime, because it can be changed into another prime (1396679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698336 + 698337.

It is an arithmetic number, because the mean of its divisors is an integer number (698337).

2^1396673 is an apocalyptic number.

It is an amenable number.

1396673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396673 is an equidigital number, since it uses as much as digits as its factorization.

1396673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 35.

The square root of 1396673 is about 1181.8092062596. The cubic root of 1396673 is about 111.7802077732.

The spelling of 1396673 in words is "one million, three hundred ninety-six thousand, six hundred seventy-three".