3989088 has 108 divisors (see below), whose sum is σ = 12399660. Its totient is φ = 1259712.

The previous prime is 3989057. The next prime is 3989093. The reversal of 3989088 is 8809893.

It is a tau number, because it is divible by the number of its divisors (108).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 209943 + ... + 209961.

Almost surely, 2^3989088 is an apocalyptic number.

3989088 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3989088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6199830).

3989088 is an abundant number, since it is smaller than the sum of its proper divisors (8410572).

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

3989088 is an frugal number, since it uses more digits than its factorization.

3989088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 24 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 3989088 is about 1997.2701369619. The cubic root of 3989088 is about 158.5956260684.

The spelling of 3989088 in words is "three million, nine hundred eighty-nine thousand, eighty-eight".