3898411128 has 96 divisors (see below), whose sum is σ = 11060375040. Its totient is φ = 1238107200.

The previous prime is 3898411109. The next prime is 3898411163. The reversal of 3898411128 is 8211148983.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431053 + ... + 440003.

It is an arithmetic number, because the mean of its divisors is an integer number (115212240).

Almost surely, 2^3898411128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3898411128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5530187520).

3898411128 is an abundant number, since it is smaller than the sum of its proper divisors (7161963912).

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

3898411128 is a wasteful number, since it uses less digits than its factorization.

3898411128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9249 (or 9242 counting only the distinct ones).

The product of its digits is 110592, while the sum is 45.

The square root of 3898411128 is about 62437.2575310607. The cubic root of 3898411128 is about 1573.8471285093.

The spelling of 3898411128 in words is "three billion, eight hundred ninety-eight million, four hundred eleven thousand, one hundred twenty-eight".