4259441866 has 16 divisors (see below), whose sum is σ = 6550632648. Its totient is φ = 2075987200.

The previous prime is 4259441863. The next prime is 4259441873. The reversal of 4259441866 is 6681449524.

It can be written as a sum of positive squares in 4 ways, for example, as 1671583225 + 2587858641 = 40885^2 + 50871^2 .

It is not an unprimeable number, because it can be changed into a prime (4259441861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76056 + ... + 119596.

Almost surely, 2^4259441866 is an apocalyptic number.

4259441866 is a deficient number, since it is larger than the sum of its proper divisors (2291190782).

4259441866 is a wasteful number, since it uses less digits than its factorization.

4259441866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44777.

The product of its digits is 1658880, while the sum is 49.

The square root of 4259441866 is about 65264.3996831351. The cubic root of 4259441866 is about 1621.0045420842.

The spelling of 4259441866 in words is "four billion, two hundred fifty-nine million, four hundred forty-one thousand, eight hundred sixty-six".