3989652 has 12 divisors (see below), whose sum is σ = 9309216. Its totient is φ = 1329880.

The previous prime is 3989651. The next prime is 3989653. The reversal of 3989652 is 2569893.

It is an interprime number because it is at equal distance from previous prime (3989651) and next prime (3989653).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3989652² = 31834646162208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989651) 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, 166224 + ... + 166247.

It is an arithmetic number, because the mean of its divisors is an integer number (775768).

Almost surely, 2^3989652 is an apocalyptic number.

It is an amenable number.

3989652 is an abundant number, since it is smaller than the sum of its proper divisors (5319564).

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

3989652 is a wasteful number, since it uses less digits than its factorization.

3989652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332478 (or 332476 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 3989652 is about 1997.4113246900. The cubic root of 3989652 is about 158.6031001007.

The spelling of 3989652 in words is "three million, nine hundred eighty-nine thousand, six hundred fifty-two".