4228143761 has 2 divisors, whose sum is σ = 4228143762. Its totient is φ = 4228143760.

The previous prime is 4228143749. The next prime is 4228143779. The reversal of 4228143761 is 1673418224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3018843136 + 1209300625 = 54944^2 + 34775^2 .

It is a cyclic number.

It is not a de Polignac number, because 4228143761 - 2²⁶ = 4161034897 is a prime.

It is not a weakly prime, because it can be changed into another prime (4228143461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2114071880 + 2114071881.

It is an arithmetic number, because the mean of its divisors is an integer number (2114071881).

Almost surely, 2^4228143761 is an apocalyptic number.

It is an amenable number.

4228143761 is a deficient number, since it is larger than the sum of its proper divisors (1).

4228143761 is an equidigital number, since it uses as much as digits as its factorization.

4228143761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 38.

The square root of 4228143761 is about 65024.1782800829. The cubic root of 4228143761 is about 1617.0244318546.

The spelling of 4228143761 in words is "four billion, two hundred twenty-eight million, one hundred forty-three thousand, seven hundred sixty-one".