4331142 has 24 divisors (see below), whose sum is σ = 9519120. Its totient is φ = 1422960.

The previous prime is 4331137. The next prime is 4331161. The reversal of 4331142 is 2411334.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 417 + ... + 2972.

It is an arithmetic number, because the mean of its divisors is an integer number (396630).

Almost surely, 2^4331142 is an apocalyptic number.

4331142 is an abundant number, since it is smaller than the sum of its proper divisors (5187978).

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

4331142 is a wasteful number, since it uses less digits than its factorization.

4331142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468 (or 3465 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 4331142 is about 2081.1395916661. The cubic root of 4331142 is about 163.0049554994.

Adding to 4331142 its reverse (2411334), we get a palindrome (6742476).

The spelling of 4331142 in words is "four million, three hundred thirty-one thousand, one hundred forty-two".