3992998 has 8 divisors (see below), whose sum is σ = 6003000. Its totient is φ = 1992000.

The previous prime is 3992987. The next prime is 3993019. The reversal of 3992998 is 8992993.

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, 1003 + ... + 2998.

It is an arithmetic number, because the mean of its divisors is an integer number (750375).

Almost surely, 2^3992998 is an apocalyptic number.

3992998 is a deficient number, since it is larger than the sum of its proper divisors (2010002).

3992998 is a wasteful number, since it uses less digits than its factorization.

3992998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502.

The product of its digits is 314928, while the sum is 49.

The square root of 3992998 is about 1998.2487332662. The cubic root of 3992998 is about 158.6474262462.

It can be divided in two parts, 3992 and 998, that multiplied together give a square (3984016 = 1996²).

The spelling of 3992998 in words is "three million, nine hundred ninety-two thousand, nine hundred ninety-eight".