4031244 has 72 divisors (see below), whose sum is σ = 12343968. Its totient is φ = 1082880.

The previous prime is 4031239. The next prime is 4031267. The reversal of 4031244 is 4421304.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3814 + ... + 4754.

It is an arithmetic number, because the mean of its divisors is an integer number (171444).

Almost surely, 2^4031244 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 4031244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6171984).

4031244 is an abundant number, since it is smaller than the sum of its proper divisors (8312724).

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

4031244 is a wasteful number, since it uses less digits than its factorization.

4031244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4031244 is about 2007.7958063508. The cubic root of 4031244 is about 159.1523400510.

Adding to 4031244 its reverse (4421304), we get a palindrome (8452548).

The spelling of 4031244 in words is "four million, thirty-one thousand, two hundred forty-four".