1026408338 has 16 divisors (see below), whose sum is σ = 1548322776. Its totient is φ = 510307200.

The previous prime is 1026408319. The next prime is 1026408343. The reversal of 1026408338 is 8338046201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 313892089 + 712516249 = 17717^2 + 26693^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1026408298 and 1026408307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605420 + ... + 607112.

Almost surely, 2^1026408338 is an apocalyptic number.

1026408338 is a deficient number, since it is larger than the sum of its proper divisors (521914438).

1026408338 is a wasteful number, since it uses less digits than its factorization.

1026408338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 1026408338 is about 32037.6081816355. The cubic root of 1026408338 is about 1008.7264076372.

The spelling of 1026408338 in words is "one billion, twenty-six million, four hundred eight thousand, three hundred thirty-eight".