1426693 has 2 divisors, whose sum is σ = 1426694. Its totient is φ = 1426692.

The previous prime is 1426673. The next prime is 1426699. The reversal of 1426693 is 3966241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 813604 + 613089 = 902^2 + 783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1426693 is a prime.

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1426699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713346 + 713347.

It is an arithmetic number, because the mean of its divisors is an integer number (713347).

2^1426693 is an apocalyptic number.

It is an amenable number.

1426693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426693 is an equidigital number, since it uses as much as digits as its factorization.

1426693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 1426693 is about 1194.4425478021. The cubic root of 1426693 is about 112.5754029479.

The spelling of 1426693 in words is "one million, four hundred twenty-six thousand, six hundred ninety-three".