4244238 has 56 divisors (see below), whose sum is σ = 9915696. Its totient is φ = 1360800.

The previous prime is 4244221. The next prime is 4244299. The reversal of 4244238 is 8324424.

It is a happy number.

4244238 is a `hidden beast` number, since 424 + 4 + 238 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 59743 + ... + 59813.

It is an arithmetic number, because the mean of its divisors is an integer number (177066).

Almost surely, 2^4244238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4244238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4957848).

4244238 is an abundant number, since it is smaller than the sum of its proper divisors (5671458).

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

4244238 is an equidigital number, since it uses as much as digits as its factorization.

4244238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 117 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 4244238 is about 2060.1548485490. The cubic root of 4244238 is about 161.9073544348.

The spelling of 4244238 in words is "four million, two hundred forty-four thousand, two hundred thirty-eight".