1259426 has 8 divisors (see below), whose sum is σ = 2159040. Its totient is φ = 539748.

The previous prime is 1259413. The next prime is 1259429. The reversal of 1259426 is 6249521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1259429) 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 in 3 ways as a sum of consecutive naturals, for example, 44966 + ... + 44993.

It is an arithmetic number, because the mean of its divisors is an integer number (269880).

2^1259426 is an apocalyptic number.

1259426 is a deficient number, since it is larger than the sum of its proper divisors (899614).

1259426 is an equidigital number, since it uses as much as digits as its factorization.

1259426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89968.

The product of its digits is 4320, while the sum is 29.

The square root of 1259426 is about 1122.2415069850. The cubic root of 1259426 is about 107.9918260846.

The spelling of 1259426 in words is "one million, two hundred fifty-nine thousand, four hundred twenty-six".