2343433621 has 4 divisors (see below), whose sum is σ = 2343751200. Its totient is φ = 2343116044.

The previous prime is 2343433601. The next prime is 2343433661. The reversal of 2343433621 is 1263343432.

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 a cyclic number.

It is not a de Polignac number, because 2343433621 - 2²⁵ = 2309879189 is a prime.

It is a super-2 number, since 2×2343433621² = 10983362272066343282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343433601) 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 3 ways as a sum of consecutive naturals, for example, 147451 + ... + 162568.

It is an arithmetic number, because the mean of its divisors is an integer number (585937800).

Almost surely, 2^2343433621 is an apocalyptic number.

It is an amenable number.

2343433621 is a deficient number, since it is larger than the sum of its proper divisors (317579).

2343433621 is an equidigital number, since it uses as much as digits as its factorization.

2343433621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317578.

The product of its digits is 31104, while the sum is 31.

The square root of 2343433621 is about 48409.0241690534. The cubic root of 2343433621 is about 1328.2634393921.

The spelling of 2343433621 in words is "two billion, three hundred forty-three million, four hundred thirty-three thousand, six hundred twenty-one".