4220878158 has 96 divisors (see below), whose sum is σ = 11035664640. Its totient is φ = 1138976640.

The previous prime is 4220878153. The next prime is 4220878163. The reversal of 4220878158 is 8518780224.

It is a happy number.

4220878158 is a `hidden beast` number, since 422 + 0 + 8 + 78 + 158 = 666.

It is an interprime number because it is at equal distance from previous prime (4220878153) and next prime (4220878163).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220878153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 828178 + ... + 833258.

It is an arithmetic number, because the mean of its divisors is an integer number (114954840).

Almost surely, 2^4220878158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4220878158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5517832320).

4220878158 is an abundant number, since it is smaller than the sum of its proper divisors (6814786482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4220878158 is a wasteful number, since it uses less digits than its factorization.

4220878158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5462 (or 5459 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 45.

The square root of 4220878158 is about 64968.2857862203. The cubic root of 4220878158 is about 1616.0976742154.

The spelling of 4220878158 in words is "four billion, two hundred twenty million, eight hundred seventy-eight thousand, one hundred fifty-eight".