1009028806 has 16 divisors (see below), whose sum is σ = 1547320320. Its totient is φ = 493277320.

The previous prime is 1009028789. The next prime is 1009028807. The reversal of 1009028806 is 6088209001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009028807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97635 + ... + 107473.

It is an arithmetic number, because the mean of its divisors is an integer number (96707520).

Almost surely, 2^1009028806 is an apocalyptic number.

1009028806 is a deficient number, since it is larger than the sum of its proper divisors (538291514).

1009028806 is a wasteful number, since it uses less digits than its factorization.

1009028806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10979.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1009028806 is about 31765.2137723013. The cubic root of 1009028806 is about 1003.0005894576. Note that the first 3 decimals are identical.

The spelling of 1009028806 in words is "one billion, nine million, twenty-eight thousand, eight hundred six".