2348221637 has 2 divisors, whose sum is σ = 2348221638. Its totient is φ = 2348221636.

The previous prime is 2348221633. The next prime is 2348221643. The reversal of 2348221637 is 7361228432.

2348221637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1478325601 + 869896036 = 38449^2 + 29494^2 .

It is a cyclic number.

It is not a de Polignac number, because 2348221637 - 2² = 2348221633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2348221637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2348221633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1174110818 + 1174110819.

It is an arithmetic number, because the mean of its divisors is an integer number (1174110819).

Almost surely, 2^2348221637 is an apocalyptic number.

It is an amenable number.

2348221637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2348221637 is an equidigital number, since it uses as much as digits as its factorization.

2348221637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 38.

The square root of 2348221637 is about 48458.4526888757. The cubic root of 2348221637 is about 1329.1674434030.

The spelling of 2348221637 in words is "two billion, three hundred forty-eight million, two hundred twenty-one thousand, six hundred thirty-seven".