4034478942 has 96 divisors (see below), whose sum is σ = 10077849600. Its totient is φ = 1201275360.

The previous prime is 4034478907. The next prime is 4034478949. The reversal of 4034478942 is 2498744304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034478949) 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 47 ways as a sum of consecutive naturals, for example, 185559 + ... + 206157.

It is an arithmetic number, because the mean of its divisors is an integer number (104977600).

Almost surely, 2^4034478942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4034478942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5038924800).

4034478942 is an abundant number, since it is smaller than the sum of its proper divisors (6043370658).

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

4034478942 is a wasteful number, since it uses less digits than its factorization.

4034478942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20660 (or 20648 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4034478942 is about 63517.5482996628. The cubic root of 4034478942 is about 1591.9490019163.

The spelling of 4034478942 in words is "four billion, thirty-four million, four hundred seventy-eight thousand, nine hundred forty-two".