1026426 has 32 divisors (see below), whose sum is σ = 2255040. Its totient is φ = 310016.

The previous prime is 1026413. The next prime is 1026427. The reversal of 1026426 is 6246201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1026427) 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 in 15 ways as a sum of consecutive naturals, for example, 2785 + ... + 3131.

It is an arithmetic number, because the mean of its divisors is an integer number (70470).

2^1026426 is an apocalyptic number.

1026426 is an abundant number, since it is smaller than the sum of its proper divisors (1228614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1026426 is a wasteful number, since it uses less digits than its factorization.

1026426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1026426 is about 1013.1268429965. The cubic root of 1026426 is about 100.8732193516.

The spelling of 1026426 in words is "one million, twenty-six thousand, four hundred twenty-six".