4220843846 has 4 divisors (see below), whose sum is σ = 6331265772. Its totient is φ = 2110421922.

The previous prime is 4220843819. The next prime is 4220843849. The reversal of 4220843846 is 6483480224.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220843849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055210960 + ... + 1055210963.

It is an arithmetic number, because the mean of its divisors is an integer number (1582816443).

Almost surely, 2^4220843846 is an apocalyptic number.

4220843846 is a deficient number, since it is larger than the sum of its proper divisors (2110421926).

4220843846 is a wasteful number, since it uses less digits than its factorization.

4220843846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110421925.

The product of its (nonzero) digits is 294912, while the sum is 41.

The square root of 4220843846 is about 64968.0217183808. The cubic root of 4220843846 is about 1616.0932950561.

The spelling of 4220843846 in words is "four billion, two hundred twenty million, eight hundred forty-three thousand, eight hundred forty-six".