4223742 has 8 divisors (see below), whose sum is σ = 8447496. Its totient is φ = 1407912.

The previous prime is 4223741. The next prime is 4223753. The reversal of 4223742 is 2473224.

It is a sphenic number, since it is the product of 3 distinct primes.

4223742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351973 + ... + 351984.

It is an arithmetic number, because the mean of its divisors is an integer number (1055937).

Almost surely, 2^4223742 is an apocalyptic number.

4223742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4223742 is a wasteful number, since it uses less digits than its factorization.

4223742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703962.

The product of its digits is 2688, while the sum is 24.

The square root of 4223742 is about 2055.1744451506. The cubic root of 4223742 is about 161.6463095965.

Adding to 4223742 its reverse (2473224), we get a palindrome (6696966).

The spelling of 4223742 in words is "four million, two hundred twenty-three thousand, seven hundred forty-two".