2349572961 has 4 divisors (see below), whose sum is σ = 3132763952. Its totient is φ = 1566381972.

The previous prime is 2349572959. The next prime is 2349572969. The reversal of 2349572961 is 1692759432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2349572961 - 2¹ = 2349572959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2349572961.

It is not an unprimeable number, because it can be changed into a prime (2349572969) 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, 391595491 + ... + 391595496.

It is an arithmetic number, because the mean of its divisors is an integer number (783190988).

Almost surely, 2^2349572961 is an apocalyptic number.

It is an amenable number.

2349572961 is a deficient number, since it is larger than the sum of its proper divisors (783190991).

2349572961 is an equidigital number, since it uses as much as digits as its factorization.

2349572961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783190990.

The product of its digits is 816480, while the sum is 48.

The square root of 2349572961 is about 48472.3938030710. The cubic root of 2349572961 is about 1329.4223584998.

The spelling of 2349572961 in words is "two billion, three hundred forty-nine million, five hundred seventy-two thousand, nine hundred sixty-one".