3916508489 has 4 divisors (see below), whose sum is σ = 3917370624. Its totient is φ = 3915646356.

The previous prime is 3916508447. The next prime is 3916508507. The reversal of 3916508489 is 9848056193.

3916508489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3916508489 - 2¹² = 3916504393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3916508489.

It is not an unprimeable number, because it can be changed into a prime (3916508419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424217 + ... + 433350.

It is an arithmetic number, because the mean of its divisors is an integer number (979342656).

Almost surely, 2^3916508489 is an apocalyptic number.

It is an amenable number.

3916508489 is a deficient number, since it is larger than the sum of its proper divisors (862135).

3916508489 is an equidigital number, since it uses as much as digits as its factorization.

3916508489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862134.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The square root of 3916508489 is about 62582.0141014972. The cubic root of 3916508489 is about 1576.2787617958.

The spelling of 3916508489 in words is "three billion, nine hundred sixteen million, five hundred eight thousand, four hundred eighty-nine".