2000000008 has 24 divisors (see below), whose sum is σ = 3843720090. Its totient is φ = 975603200.

The previous prime is 1999999973. The next prime is 2000000011. The reversal of 2000000008 is 8000000002.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 232806564 + 1767193444 = 15258^2 + 42038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1999999940 and 2000000003.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60913 + ... + 87808.

Almost surely, 2^2000000008 is an apocalyptic number.

It is an amenable number.

2000000008 is a deficient number, since it is larger than the sum of its proper divisors (1843720082).

2000000008 is a wasteful number, since it uses less digits than its factorization.

2000000008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148809 (or 148764 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2000000008 is about 44721.3596394385. The cubic root of 2000000008 is about 1259.9210515748.

It can be divided in two parts, 200000000 and 8, that multiplied together give a 4-th power (1600000000 = 200⁴).

The spelling of 2000000008 in words is "two billion, eight", and thus it is an aban number and an uban number.