1426847 has 2 divisors, whose sum is σ = 1426848. Its totient is φ = 1426846.

The previous prime is 1426811. The next prime is 1426877. The reversal of 1426847 is 7486241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1426847 - 2¹⁴ = 1410463 is a prime.

It is a super-2 number, since 2×1426847² = 4071784722818, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1426807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713423 + 713424.

It is an arithmetic number, because the mean of its divisors is an integer number (713424).

2^1426847 is an apocalyptic number.

1426847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426847 is an equidigital number, since it uses as much as digits as its factorization.

1426847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 32.

The square root of 1426847 is about 1194.5070112812. The cubic root of 1426847 is about 112.5794533377.

The spelling of 1426847 in words is "one million, four hundred twenty-six thousand, eight hundred forty-seven".