4273898689 has 2 divisors, whose sum is σ = 4273898690. Its totient is φ = 4273898688.

The previous prime is 4273898687. The next prime is 4273898743. The reversal of 4273898689 is 9868983724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3310851600 + 963047089 = 57540^2 + 31033^2 .

It is a cyclic number.

It is not a de Polignac number, because 4273898689 - 2¹ = 4273898687 is a prime.

Together with 4273898687, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4273898689.

It is not a weakly prime, because it can be changed into another prime (4273898683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136949344 + 2136949345.

It is an arithmetic number, because the mean of its divisors is an integer number (2136949345).

Almost surely, 2^4273898689 is an apocalyptic number.

It is an amenable number.

4273898689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4273898689 is an equidigital number, since it uses as much as digits as its factorization.

4273898689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41803776, while the sum is 64.

The square root of 4273898689 is about 65375.0616749231. The cubic root of 4273898689 is about 1622.8364028097.

The spelling of 4273898689 in words is "four billion, two hundred seventy-three million, eight hundred ninety-eight thousand, six hundred eighty-nine".