4198939992 has 64 divisors (see below), whose sum is σ = 12560940000. Its totient is φ = 1291980672.

The previous prime is 4198939967. The next prime is 4198940027. The reversal of 4198939992 is 2999398914.

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 15 ways as a sum of consecutive naturals, for example, 744867 + ... + 750482.

Almost surely, 2^4198939992 is an apocalyptic number.

It is an amenable number.

4198939992 is an abundant number, since it is smaller than the sum of its proper divisors (8362000008).

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

4198939992 is a wasteful number, since it uses less digits than its factorization.

4198939992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495377 (or 1495367 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 63.

The square root of 4198939992 is about 64799.2283287386. The cubic root of 4198939992 is about 1613.2929006935.

The spelling of 4198939992 in words is "four billion, one hundred ninety-eight million, nine hundred thirty-nine thousand, nine hundred ninety-two".