2309875389 has 12 divisors (see below), whose sum is σ = 3337117056. Its totient is φ = 1539625992.

The previous prime is 2309875339. The next prime is 2309875397. The reversal of 2309875389 is 9835789032.

It is a happy number.

2309875389 is a `hidden beast` number, since 23 + 0 + 9 + 87 + 538 + 9 = 666.

It is not a de Polignac number, because 2309875389 - 2⁸ = 2309875133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2309875339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33202 + ... + 75644.

It is an arithmetic number, because the mean of its divisors is an integer number (278093088).

Almost surely, 2^2309875389 is an apocalyptic number.

It is an amenable number.

2309875389 is a deficient number, since it is larger than the sum of its proper divisors (1027241667).

2309875389 is a wasteful number, since it uses less digits than its factorization.

2309875389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48496 (or 48493 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 2309875389 is about 48061.1630009096. The cubic root of 2309875389 is about 1321.8926379686.

The spelling of 2309875389 in words is "two billion, three hundred nine million, eight hundred seventy-five thousand, three hundred eighty-nine".