3898310992 has 20 divisors (see below), whose sum is σ = 7557809920. Its totient is φ = 1947908448.

The previous prime is 3898310947. The next prime is 3898311029. The reversal of 3898310992 is 2990138983.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51888 + ... + 102415.

It is an arithmetic number, because the mean of its divisors is an integer number (377890496).

Almost surely, 2^3898310992 is an apocalyptic number.

It is an amenable number.

3898310992 is a deficient number, since it is larger than the sum of its proper divisors (3659498928).

3898310992 is a wasteful number, since it uses less digits than its factorization.

3898310992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155890 (or 155884 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 3898310992 is about 62436.4556329073. The cubic root of 3898310992 is about 1573.8336529248.

The spelling of 3898310992 in words is "three billion, eight hundred ninety-eight million, three hundred ten thousand, nine hundred ninety-two".