4220883857 has 4 divisors (see below), whose sum is σ = 4221888996. Its totient is φ = 4219878720.

The previous prime is 4220883841. The next prime is 4220883911. The reversal of 4220883857 is 7583880224.

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 3464028736 + 756855121 = 58856^2 + 27511^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220883857 - 2⁴ = 4220883841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220882857) 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, 496244 + ... + 504677.

It is an arithmetic number, because the mean of its divisors is an integer number (1055472249).

Almost surely, 2^4220883857 is an apocalyptic number.

It is an amenable number.

4220883857 is a deficient number, since it is larger than the sum of its proper divisors (1005139).

4220883857 is a wasteful number, since it uses less digits than its factorization.

4220883857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005138.

The product of its (nonzero) digits is 860160, while the sum is 47.

The square root of 4220883857 is about 64968.3296460668. The cubic root of 4220883857 is about 1616.0984015630.

The spelling of 4220883857 in words is "four billion, two hundred twenty million, eight hundred eighty-three thousand, eight hundred fifty-seven".