3978083 has 4 divisors (see below), whose sum is σ = 3982968. Its totient is φ = 3973200.

The previous prime is 3978071. The next prime is 3978101. The reversal of 3978083 is 3808793.

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 3978083 - 2¹⁰ = 3977059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3978043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893 + ... + 2958.

It is an arithmetic number, because the mean of its divisors is an integer number (995742).

Almost surely, 2^3978083 is an apocalyptic number.

3978083 is a deficient number, since it is larger than the sum of its proper divisors (4885).

3978083 is a wasteful number, since it uses less digits than its factorization.

3978083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 3978083 is about 1994.5132238218. The cubic root of 3978083 is about 158.4496484803.

The spelling of 3978083 in words is "three million, nine hundred seventy-eight thousand, eighty-three".