3509908872 has 16 divisors (see below), whose sum is σ = 8774772240. Its totient is φ = 1169969616.

The previous prime is 3509908861. The next prime is 3509908921. The reversal of 3509908872 is 2788099053.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73123078 + ... + 73123125.

It is an arithmetic number, because the mean of its divisors is an integer number (548423265).

Almost surely, 2^3509908872 is an apocalyptic number.

It is an amenable number.

3509908872 is an abundant number, since it is smaller than the sum of its proper divisors (5264863368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3509908872 is a wasteful number, since it uses less digits than its factorization.

3509908872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146246212 (or 146246208 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 3509908872 is about 59244.4838951273. The cubic root of 3509908872 is about 1519.7259535951.

The spelling of 3509908872 in words is "three billion, five hundred nine million, nine hundred eight thousand, eight hundred seventy-two".