1006338885 has 16 divisors (see below), whose sum is σ = 1704856896. Its totient is φ = 505142528.

The previous prime is 1006338871. The next prime is 1006338901. The reversal of 1006338885 is 5888336001.

It is a cyclic number.

It is not a de Polignac number, because 1006338885 - 2¹⁰ = 1006337861 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1972959 + ... + 1973468.

It is an arithmetic number, because the mean of its divisors is an integer number (106553556).

Almost surely, 2^1006338885 is an apocalyptic number.

1006338885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1006338885 is a deficient number, since it is larger than the sum of its proper divisors (698518011).

1006338885 is a wasteful number, since it uses less digits than its factorization.

1006338885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946452.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 1006338885 is about 31722.8448440552. The cubic root of 1006338885 is about 1002.1085127161.

The spelling of 1006338885 in words is "one billion, six million, three hundred thirty-eight thousand, eight hundred eighty-five".