2309131876 has 6 divisors (see below), whose sum is σ = 4040980790. Its totient is φ = 1154565936.

The previous prime is 2309131871. The next prime is 2309131889. The reversal of 2309131876 is 6781319032.

It can be written as a sum of positive squares in only one way, i.e., 1269069376 + 1040062500 = 35624^2 + 32250^2 .

It is not an unprimeable number, because it can be changed into a prime (2309131871) by changing a digit.

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 as a sum of consecutive naturals, namely, 288641481 + ... + 288641488.

Almost surely, 2^2309131876 is an apocalyptic number.

It is an amenable number.

2309131876 is a deficient number, since it is larger than the sum of its proper divisors (1731848914).

2309131876 is a wasteful number, since it uses less digits than its factorization.

2309131876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577282973 (or 577282971 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 2309131876 is about 48053.4273075293. The cubic root of 2309131876 is about 1321.7507905139.

The spelling of 2309131876 in words is "two billion, three hundred nine million, one hundred thirty-one thousand, eight hundred seventy-six".