3898784562 has 8 divisors (see below), whose sum is σ = 7797569136. Its totient is φ = 1299594852.

The previous prime is 3898784521. The next prime is 3898784581. The reversal of 3898784562 is 2654878983.

3898784562 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.

3898784562 is an admirable number.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3898784496 and 3898784505.

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, 324898708 + ... + 324898719.

It is an arithmetic number, because the mean of its divisors is an integer number (974696142).

Almost surely, 2^3898784562 is an apocalyptic number.

3898784562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3898784562 is a wasteful number, since it uses less digits than its factorization.

3898784562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649797432.

The product of its digits is 23224320, while the sum is 60.

The square root of 3898784562 is about 62440.2479335244. The cubic root of 3898784562 is about 1573.8973805431.

The spelling of 3898784562 in words is "three billion, eight hundred ninety-eight million, seven hundred eighty-four thousand, five hundred sixty-two".