2340864931 has 4 divisors (see below), whose sum is σ = 2344323312. Its totient is φ = 2337406552.

The previous prime is 2340864919. The next prime is 2340864937. The reversal of 2340864931 is 1394680432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2340864931 - 2¹¹ = 2340862883 is a prime.

It is a super-2 number, since 2×2340864931² = 10959297250371269522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340864937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728175 + ... + 1729528.

It is an arithmetic number, because the mean of its divisors is an integer number (586080828).

Almost surely, 2^2340864931 is an apocalyptic number.

2340864931 is a deficient number, since it is larger than the sum of its proper divisors (3458381).

2340864931 is an equidigital number, since it uses as much as digits as its factorization.

2340864931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458380.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 2340864931 is about 48382.4857877311. The cubic root of 2340864931 is about 1327.7779488763. Note that the first 3 decimals are identical.

The spelling of 2340864931 in words is "two billion, three hundred forty million, eight hundred sixty-four thousand, nine hundred thirty-one".