4321242 has 32 divisors (see below), whose sum is σ = 9831360. Its totient is φ = 1406160.

The previous prime is 4321241. The next prime is 4321243. The reversal of 4321242 is 2421234.

It is an interprime number because it is at equal distance from previous prime (4321241) and next prime (4321243).

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

It is not an unprimeable number, because it can be changed into a prime (4321241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1392 + ... + 3252.

It is an arithmetic number, because the mean of its divisors is an integer number (307230).

Almost surely, 2^4321242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4321242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4915680).

4321242 is an abundant number, since it is smaller than the sum of its proper divisors (5510118).

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

4321242 is a wasteful number, since it uses less digits than its factorization.

4321242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915 (or 1909 counting only the distinct ones).

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

The square root of 4321242 is about 2078.7597263753. The cubic root of 4321242 is about 162.8806634015.

Adding to 4321242 its reverse (2421234), we get a palindrome (6742476).

The spelling of 4321242 in words is "four million, three hundred twenty-one thousand, two hundred forty-two".