3996998 has 8 divisors (see below), whose sum is σ = 6010200. Its totient is φ = 1993600.

The previous prime is 3996977. The next prime is 3997001. The reversal of 3996998 is 8996993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328 + ... + 3123.

It is an arithmetic number, because the mean of its divisors is an integer number (751275).

Almost surely, 2^3996998 is an apocalyptic number.

3996998 is a deficient number, since it is larger than the sum of its proper divisors (2013202).

3996998 is a wasteful number, since it uses less digits than its factorization.

3996998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4902.

The product of its digits is 944784, while the sum is 53.

The square root of 3996998 is about 1999.2493591346. The cubic root of 3996998 is about 158.7003837752.

It can be divided in two parts, 3996 and 998, that added together give a palindrome (4994).

The spelling of 3996998 in words is "three million, nine hundred ninety-six thousand, nine hundred ninety-eight".