4281228261 has 12 divisors (see below), whose sum is σ = 6315571392. Its totient is φ = 2793425256.

The previous prime is 4281228251. The next prime is 4281228313. The reversal of 4281228261 is 1628221824.

4281228261 is a `hidden beast` number, since 428 + 1 + 228 + 2 + 6 + 1 = 666.

It is not a de Polignac number, because 4281228261 - 2⁶ = 4281228197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4281228251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5060131 + ... + 5060976.

It is an arithmetic number, because the mean of its divisors is an integer number (526297616).

Almost surely, 2^4281228261 is an apocalyptic number.

It is an amenable number.

4281228261 is a deficient number, since it is larger than the sum of its proper divisors (2034343131).

4281228261 is a wasteful number, since it uses less digits than its factorization.

4281228261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121160 (or 10121157 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 4281228261 is about 65431.0955204022. The cubic root of 4281228261 is about 1623.7635736784.

The spelling of 4281228261 in words is "four billion, two hundred eighty-one million, two hundred twenty-eight thousand, two hundred sixty-one".