4094220 has 96 divisors (see below), whose sum is σ = 12841920. Its totient is φ = 967680.

The previous prime is 4094203. The next prime is 4094221. The reversal of 4094220 is 224904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4094221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22530 + ... + 22710.

It is an arithmetic number, because the mean of its divisors is an integer number (133770).

Almost surely, 2^4094220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4094220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6420960).

4094220 is an abundant number, since it is smaller than the sum of its proper divisors (8747700).

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

4094220 is a wasteful number, since it uses less digits than its factorization.

4094220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4094220 is about 2023.4179004842. The cubic root of 4094220 is about 159.9768195585.

The spelling of 4094220 in words is "four million, ninety-four thousand, two hundred twenty".