4222086 has 64 divisors (see below), whose sum is σ = 10077696. Its totient is φ = 1164800.

The previous prime is 4222067. The next prime is 4222091. The reversal of 4222086 is 6802224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59431 + ... + 59501.

It is an arithmetic number, because the mean of its divisors is an integer number (157464).

Almost surely, 2^4222086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5038848).

4222086 is an abundant number, since it is smaller than the sum of its proper divisors (5855610).

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

4222086 is a wasteful number, since it uses less digits than its factorization.

4222086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4222086 is about 2054.7715201452. The cubic root of 4222086 is about 161.6251813110.

The spelling of 4222086 in words is "four million, two hundred twenty-two thousand, eighty-six".