1038405796 has 18 divisors (see below), whose sum is σ = 1860466902. Its totient is φ = 507124800.

The previous prime is 1038405787. The next prime is 1038405799. The reversal of 1038405796 is 6975048301.

1038405796 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 only one way, i.e., 579846400 + 458559396 = 24080^2 + 21414^2 .

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (1038405799) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62805 + ... + 77596.

Almost surely, 2^1038405796 is an apocalyptic number.

It is an amenable number.

1038405796 is a deficient number, since it is larger than the sum of its proper divisors (822061106).

1038405796 is a wasteful number, since it uses less digits than its factorization.

1038405796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140491 (or 140446 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 1038405796 is about 32224.3044300416. The cubic root of 1038405796 is about 1012.6414522894.

The spelling of 1038405796 in words is "one billion, thirty-eight million, four hundred five thousand, seven hundred ninety-six".