3998327 has 4 divisors (see below), whose sum is σ = 4002336. Its totient is φ = 3994320.

The previous prime is 3998299. The next prime is 3998333. The reversal of 3998327 is 7238993.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3998327 - 2⁶ = 3998263 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3998377) 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, 803 + ... + 2939.

It is an arithmetic number, because the mean of its divisors is an integer number (1000584).

Almost surely, 2^3998327 is an apocalyptic number.

3998327 is a deficient number, since it is larger than the sum of its proper divisors (4009).

3998327 is a wasteful number, since it uses less digits than its factorization.

3998327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008.

The product of its digits is 81648, while the sum is 41.

The square root of 3998327 is about 1999.5817062576. The cubic root of 3998327 is about 158.7179710943.

The spelling of 3998327 in words is "three million, nine hundred ninety-eight thousand, three hundred twenty-seven".