2340700391 has 4 divisors (see below), whose sum is σ = 2343851472. Its totient is φ = 2337549312.

The previous prime is 2340700367. The next prime is 2340700423. The reversal of 2340700391 is 1930070432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2340700391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340700591) 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 in 3 ways as a sum of consecutive naturals, for example, 1574426 + ... + 1575911.

It is an arithmetic number, because the mean of its divisors is an integer number (585962868).

Almost surely, 2^2340700391 is an apocalyptic number.

2340700391 is a deficient number, since it is larger than the sum of its proper divisors (3151081).

2340700391 is an equidigital number, since it uses as much as digits as its factorization.

2340700391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151080.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 2340700391 is about 48380.7853491446. The cubic root of 2340700391 is about 1327.7468381958.

The spelling of 2340700391 in words is "two billion, three hundred forty million, seven hundred thousand, three hundred ninety-one".