1026404426 has 8 divisors (see below), whose sum is σ = 1556905860. Its totient is φ = 507435808.

The previous prime is 1026404341. The next prime is 1026404429. The reversal of 1026404426 is 6244046201.

It is a happy number.

1026404426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 954748201 + 71656225 = 30899^2 + 8465^2 .

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 (1026404429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882981 + ... + 2883336.

Almost surely, 2^1026404426 is an apocalyptic number.

1026404426 is a deficient number, since it is larger than the sum of its proper divisors (530501434).

1026404426 is an equidigital number, since it uses as much as digits as its factorization.

1026404426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766408.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 1026404426 is about 32037.5471283305. The cubic root of 1026404426 is about 1008.7251260996.

The spelling of 1026404426 in words is "one billion, twenty-six million, four hundred four thousand, four hundred twenty-six".