4201944 has 16 divisors (see below), whose sum is σ = 10504920. Its totient is φ = 1400640.

The previous prime is 4201937. The next prime is 4201961. The reversal of 4201944 is 4491024.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 175081 = 4201944 / (4 + 2 + 0 + 1 + 9 + 4 + 4).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87517 + ... + 87564.

Almost surely, 2^4201944 is an apocalyptic number.

It is an amenable number.

4201944 is an abundant number, since it is smaller than the sum of its proper divisors (6302976).

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

4201944 is a wasteful number, since it uses less digits than its factorization.

4201944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175090 (or 175086 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4201944 is about 2049.8643857582. The cubic root of 4201944 is about 161.3677536619.

Adding to 4201944 its reverse (4491024), we get a palindrome (8692968).

The spelling of 4201944 in words is "four million, two hundred one thousand, nine hundred forty-four".