3988362609 has 48 divisors (see below), whose sum is σ = 7188754560. Its totient is φ = 2070074880.

The previous prime is 3988362589. The next prime is 3988362611. The reversal of 3988362609 is 9062638893.

3988362609 is a `hidden beast` number, since 3 + 9 + 8 + 8 + 3 + 626 + 0 + 9 = 666.

It is not a de Polignac number, because 3988362609 - 2⁷ = 3988362481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3988362659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1238169 + ... + 1241385.

It is an arithmetic number, because the mean of its divisors is an integer number (149765720).

Almost surely, 2^3988362609 is an apocalyptic number.

It is an amenable number.

3988362609 is a deficient number, since it is larger than the sum of its proper divisors (3200391951).

3988362609 is a wasteful number, since it uses less digits than its factorization.

3988362609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5030 (or 5027 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The square root of 3988362609 is about 63153.4845356929. The cubic root of 3988362609 is about 1585.8601227414.

The spelling of 3988362609 in words is "three billion, nine hundred eighty-eight million, three hundred sixty-two thousand, six hundred nine".