3898118256 has 40 divisors (see below), whose sum is σ = 10073581440. Its totient is φ = 1298928576.

The previous prime is 3898118249. The next prime is 3898118291. The reversal of 3898118256 is 6528118983.

It is a junction number, because it is equal to n+sod(n) for n = 3898118199 and 3898118208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147285 + ... + 171723.

It is an arithmetic number, because the mean of its divisors is an integer number (251839536).

Almost surely, 2^3898118256 is an apocalyptic number.

It is an amenable number.

3898118256 is an abundant number, since it is smaller than the sum of its proper divisors (6175463184).

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

3898118256 is a wasteful number, since it uses less digits than its factorization.

3898118256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27773 (or 27767 counting only the distinct ones).

The product of its digits is 829440, while the sum is 51.

The square root of 3898118256 is about 62434.9121565811. The cubic root of 3898118256 is about 1573.8077152471.

The spelling of 3898118256 in words is "three billion, eight hundred ninety-eight million, one hundred eighteen thousand, two hundred fifty-six".