3997983 has 8 divisors (see below), whose sum is σ = 5815296. Its totient is φ = 2423000.

The previous prime is 3997979. The next prime is 3997993. The reversal of 3997983 is 3897993.

3997983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3997983 - 2² = 3997979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3997933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60543 + ... + 60608.

It is an arithmetic number, because the mean of its divisors is an integer number (726912).

Almost surely, 2^3997983 is an apocalyptic number.

3997983 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3997983 is a deficient number, since it is larger than the sum of its proper divisors (1817313).

3997983 is a wasteful number, since it uses less digits than its factorization.

3997983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121165.

The product of its digits is 367416, while the sum is 48.

The square root of 3997983 is about 1999.4956864170. The cubic root of 3997983 is about 158.7134191448.

The spelling of 3997983 in words is "three million, nine hundred ninety-seven thousand, nine hundred eighty-three".