2343650621 has 4 divisors (see below), whose sum is σ = 2523931452. Its totient is φ = 2163369792.

The previous prime is 2343650609. The next prime is 2343650663. The reversal of 2343650621 is 1260563432.

2343650621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 615585721 + 1728064900 = 24811^2 + 41570^2 .

It is a cyclic number.

It is not a de Polignac number, because 2343650621 - 2⁶ = 2343650557 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 (2343650681) 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, 90140396 + ... + 90140421.

It is an arithmetic number, because the mean of its divisors is an integer number (630982863).

Almost surely, 2^2343650621 is an apocalyptic number.

It is an amenable number.

2343650621 is a deficient number, since it is larger than the sum of its proper divisors (180280831).

2343650621 is a wasteful number, since it uses less digits than its factorization.

2343650621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180280830.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 2343650621 is about 48411.2654348138. The cubic root of 2343650621 is about 1328.3044368225.

The spelling of 2343650621 in words is "two billion, three hundred forty-three million, six hundred fifty thousand, six hundred twenty-one".