4039440942 has 8 divisors (see below), whose sum is σ = 8078881896. Its totient is φ = 1346480312.

The previous prime is 4039440931. The next prime is 4039440947. The reversal of 4039440942 is 2490449304.

It is a happy number.

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

4039440942 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4039440942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4039440947) 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 3 ways as a sum of consecutive naturals, for example, 336620073 + ... + 336620084.

It is an arithmetic number, because the mean of its divisors is an integer number (1009860237).

Almost surely, 2^4039440942 is an apocalyptic number.

4039440942 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.

4039440942 is a wasteful number, since it uses less digits than its factorization.

4039440942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673240162.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 4039440942 is about 63556.5963689057. The cubic root of 4039440942 is about 1592.6013798191.

The spelling of 4039440942 in words is "four billion, thirty-nine million, four hundred forty thousand, nine hundred forty-two".