1426563 has 6 divisors (see below), whose sum is σ = 2060604. Its totient is φ = 951036.

The previous prime is 1426559. The next prime is 1426567. The reversal of 1426563 is 3656241.

1426563 is a `hidden beast` number, since 1 + 4 + 2 + 656 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1426559) and next prime (1426567).

It is not a de Polignac number, because 1426563 - 2² = 1426559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1426567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79245 + ... + 79262.

It is an arithmetic number, because the mean of its divisors is an integer number (343434).

2^1426563 is an apocalyptic number.

1426563 is a deficient number, since it is larger than the sum of its proper divisors (634041).

1426563 is a wasteful number, since it uses less digits than its factorization.

1426563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158513 (or 158510 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1426563 is about 1194.3881278713. The cubic root of 1426563 is about 112.5719835608.

The spelling of 1426563 in words is "one million, four hundred twenty-six thousand, five hundred sixty-three".