2306909172 has 24 divisors (see below), whose sum is σ = 5399777376. Its totient is φ = 766542688.

The previous prime is 2306909159. The next prime is 2306909183. The reversal of 2306909172 is 2719096032.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2306909172.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299418 + ... + 307025.

It is an arithmetic number, because the mean of its divisors is an integer number (224990724).

Almost surely, 2^2306909172 is an apocalyptic number.

It is an amenable number.

2306909172 is an abundant number, since it is smaller than the sum of its proper divisors (3092868204).

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

2306909172 is a wasteful number, since it uses less digits than its factorization.

2306909172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606767 (or 606765 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 2306909172 is about 48030.2943151507. The cubic root of 2306909172 is about 1321.3265612559.

The spelling of 2306909172 in words is "two billion, three hundred six million, nine hundred nine thousand, one hundred seventy-two".