2347673621 has 2 divisors, whose sum is σ = 2347673622. Its totient is φ = 2347673620.

The previous prime is 2347673579. The next prime is 2347673659. The reversal of 2347673621 is 1263767432.

2347673621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1217032996 + 1130640625 = 34886^2 + 33625^2 .

It is a cyclic number.

It is not a de Polignac number, because 2347673621 - 2¹⁴ = 2347657237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2347673681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173836810 + 1173836811.

It is an arithmetic number, because the mean of its divisors is an integer number (1173836811).

Almost surely, 2^2347673621 is an apocalyptic number.

It is an amenable number.

2347673621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347673621 is an equidigital number, since it uses as much as digits as its factorization.

2347673621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 41.

The square root of 2347673621 is about 48452.7978655516. The cubic root of 2347673621 is about 1329.0640372501.

The spelling of 2347673621 in words is "two billion, three hundred forty-seven million, six hundred seventy-three thousand, six hundred twenty-one".