1426499 has 2 divisors, whose sum is σ = 1426500. Its totient is φ = 1426498.

The previous prime is 1426489. The next prime is 1426511. The reversal of 1426499 is 9946241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1426499 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1426429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713249 + 713250.

It is an arithmetic number, because the mean of its divisors is an integer number (713250).

2^1426499 is an apocalyptic number.

1426499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426499 is an equidigital number, since it uses as much as digits as its factorization.

1426499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 1426499 is about 1194.3613356100. The cubic root of 1426499 is about 112.5703000940.

The spelling of 1426499 in words is "one million, four hundred twenty-six thousand, four hundred ninety-nine".