4030440342 has 32 divisors (see below), whose sum is σ = 8662453632. Its totient is φ = 1245577344.

The previous prime is 4030440319. The next prime is 4030440347. The reversal of 4030440342 is 2430440304.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4030440347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288048 + ... + 301715.

It is an arithmetic number, because the mean of its divisors is an integer number (270701676).

Almost surely, 2^4030440342 is an apocalyptic number.

4030440342 is an abundant number, since it is smaller than the sum of its proper divisors (4632013290).

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

4030440342 is a wasteful number, since it uses less digits than its factorization.

4030440342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589852.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 4030440342 is about 63485.7491252958. The cubic root of 4030440342 is about 1591.4176328683.

Adding to 4030440342 its reverse (2430440304), we get a palindrome (6460880646).

The spelling of 4030440342 in words is "four billion, thirty million, four hundred forty thousand, three hundred forty-two".