1338003838 has 16 divisors (see below), whose sum is σ = 2034703440. Its totient is φ = 659817216.

The previous prime is 1338003811. The next prime is 1338003841. The reversal of 1338003838 is 8383008331.

It is a junction number, because it is equal to n+sod(n) for n = 1338003797 and 1338003806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45073 + ... + 68611.

It is an arithmetic number, because the mean of its divisors is an integer number (127168965).

Almost surely, 2^1338003838 is an apocalyptic number.

1338003838 is a deficient number, since it is larger than the sum of its proper divisors (696699602).

1338003838 is a wasteful number, since it uses less digits than its factorization.

1338003838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23931.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 1338003838 is about 36578.7347785568. The cubic root of 1338003838 is about 1101.9260575352.

The spelling of 1338003838 in words is "one billion, three hundred thirty-eight million, three thousand, eight hundred thirty-eight".