4040442341 has 4 divisors (see below), whose sum is σ = 4351245612. Its totient is φ = 3729639072.

The previous prime is 4040442331. The next prime is 4040442353. The reversal of 4040442341 is 1432440404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2428419841 + 1612022500 = 49279^2 + 40150^2 .

It is a cyclic number.

It is not a de Polignac number, because 4040442341 - 2⁶ = 4040442277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4040442341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040442311) 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, 155401616 + ... + 155401641.

It is an arithmetic number, because the mean of its divisors is an integer number (1087811403).

Almost surely, 2^4040442341 is an apocalyptic number.

It is an amenable number.

4040442341 is a deficient number, since it is larger than the sum of its proper divisors (310803271).

4040442341 is a wasteful number, since it uses less digits than its factorization.

4040442341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310803270.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4040442341 is about 63564.4738906883. The cubic root of 4040442341 is about 1592.7329737435.

Adding to 4040442341 its reverse (1432440404), we get a palindrome (5472882745).

The spelling of 4040442341 in words is "four billion, forty million, four hundred forty-two thousand, three hundred forty-one".