3998500126 has 8 divisors (see below), whose sum is σ = 6024172680. Its totient is φ = 1990442568.

The previous prime is 3998500111. The next prime is 3998500133. The reversal of 3998500126 is 6210058993.

It is a happy number.

3998500126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4403181 + ... + 4404088.

It is an arithmetic number, because the mean of its divisors is an integer number (753021585).

Almost surely, 2^3998500126 is an apocalyptic number.

3998500126 is a deficient number, since it is larger than the sum of its proper divisors (2025672554).

3998500126 is a wasteful number, since it uses less digits than its factorization.

3998500126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8807498.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 3998500126 is about 63233.6945464995. The cubic root of 3998500126 is about 1587.2026187003.

The spelling of 3998500126 in words is "three billion, nine hundred ninety-eight million, five hundred thousand, one hundred twenty-six".