4030019942 has 32 divisors (see below), whose sum is σ = 6679706880. Its totient is φ = 1811769120.

The previous prime is 4030019897. The next prime is 4030019953. The reversal of 4030019942 is 2499100304.

It is a happy number.

4030019942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4030019899 and 4030019908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418967 + ... + 428477.

It is an arithmetic number, because the mean of its divisors is an integer number (208740840).

Almost surely, 2^4030019942 is an apocalyptic number.

4030019942 is a deficient number, since it is larger than the sum of its proper divisors (2649686938).

4030019942 is a wasteful number, since it uses less digits than its factorization.

4030019942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9948.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 4030019942 is about 63482.4380596713. The cubic root of 4030019942 is about 1591.3622993581.

The spelling of 4030019942 in words is "four billion, thirty million, nineteen thousand, nine hundred forty-two".