4283878849 has 4 divisors (see below), whose sum is σ = 4284069460. Its totient is φ = 4283688240.

The previous prime is 4283878843. The next prime is 4283878867. The reversal of 4283878849 is 9488783824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 778410000 + 3505468849 = 27900^2 + 59207^2 .

It is a cyclic number.

It is not a de Polignac number, because 4283878849 - 2⁵ = 4283878817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4283878843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56262 + ... + 108319.

It is an arithmetic number, because the mean of its divisors is an integer number (1071017365).

Almost surely, 2^4283878849 is an apocalyptic number.

It is an amenable number.

4283878849 is a deficient number, since it is larger than the sum of its proper divisors (190611).

4283878849 is a wasteful number, since it uses less digits than its factorization.

4283878849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190610.

The product of its digits is 24772608, while the sum is 61.

The square root of 4283878849 is about 65451.3471901076. The cubic root of 4283878849 is about 1624.0986052840.

The spelling of 4283878849 in words is "four billion, two hundred eighty-three million, eight hundred seventy-eight thousand, eight hundred forty-nine".