1396393 has 2 divisors, whose sum is σ = 1396394. Its totient is φ = 1396392.

The previous prime is 1396387. The next prime is 1396411. The reversal of 1396393 is 3936931.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 769129 + 627264 = 877^2 + 792^2 .

It is a cyclic number.

It is not a de Polignac number, because 1396393 - 2¹⁷ = 1265321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1396303) 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, 698196 + 698197.

It is an arithmetic number, because the mean of its divisors is an integer number (698197).

2^1396393 is an apocalyptic number.

It is an amenable number.

1396393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396393 is an equidigital number, since it uses as much as digits as its factorization.

1396393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13122, while the sum is 34.

The square root of 1396393 is about 1181.6907378836. The cubic root of 1396393 is about 111.7727375087.

It can be divided in two parts, 1396 and 393, that multiplied together give a triangular number (548628 = T₁₀₄₇).

The spelling of 1396393 in words is "one million, three hundred ninety-six thousand, three hundred ninety-three".