3998568 has 32 divisors (see below), whose sum is σ = 11424960. Its totient is φ = 1142400.

The previous prime is 3998567. The next prime is 3998581. The reversal of 3998568 is 8658993.

It is a zygodrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3998567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11733 + ... + 12068.

It is an arithmetic number, because the mean of its divisors is an integer number (357030).

Almost surely, 2^3998568 is an apocalyptic number.

It is an amenable number.

3998568 is an abundant number, since it is smaller than the sum of its proper divisors (7426392).

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

3998568 is a wasteful number, since it uses less digits than its factorization.

3998568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23817 (or 23813 counting only the distinct ones).

The product of its digits is 466560, while the sum is 48.

The square root of 3998568 is about 1999.6419679533. The cubic root of 3998568 is about 158.7211599500.

The spelling of 3998568 in words is "three million, nine hundred ninety-eight thousand, five hundred sixty-eight".