4042340092 has 48 divisors (see below), whose sum is σ = 8266567680. Its totient is φ = 1693544832.

The previous prime is 4042340063. The next prime is 4042340143. The reversal of 4042340092 is 2900432404.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4042340092.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1695133 + ... + 1697515.

It is an arithmetic number, because the mean of its divisors is an integer number (172220160).

Almost surely, 2^4042340092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042340092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4133283840).

4042340092 is an abundant number, since it is smaller than the sum of its proper divisors (4224227588).

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

4042340092 is a wasteful number, since it uses less digits than its factorization.

4042340092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730 (or 3728 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4042340092 is about 63579.3999027987. The cubic root of 4042340092 is about 1592.9822977229.

Adding to 4042340092 its reverse (2900432404), we get a palindrome (6942772496).

The spelling of 4042340092 in words is "four billion, forty-two million, three hundred forty thousand, ninety-two".