4569942 has 32 divisors (see below), whose sum is σ = 10090080. Its totient is φ = 1370880.

The previous prime is 4569941. The next prime is 4569959. The reversal of 4569942 is 2499654.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4569942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4569941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2484 + ... + 3912.

It is an arithmetic number, because the mean of its divisors is an integer number (315315).

Almost surely, 2^4569942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4569942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5045040).

4569942 is an abundant number, since it is smaller than the sum of its proper divisors (5520138).

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

4569942 is a wasteful number, since it uses less digits than its factorization.

4569942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488.

The product of its digits is 77760, while the sum is 39.

The square root of 4569942 is about 2137.7422669723. The cubic root of 4569942 is about 165.9473147751.

The spelling of 4569942 in words is "four million, five hundred sixty-nine thousand, nine hundred forty-two".