3982061 has 4 divisors (see below), whose sum is σ = 3986400. Its totient is φ = 3977724.

The previous prime is 3982057. The next prime is 3982067. The reversal of 3982061 is 1602893.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1602893 = 23 ⋅69691.

It is a cyclic number.

It is not a de Polignac number, because 3982061 - 2² = 3982057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3982067) 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, 191 + ... + 2828.

It is an arithmetic number, because the mean of its divisors is an integer number (996600).

Almost surely, 2^3982061 is an apocalyptic number.

It is an amenable number.

3982061 is a deficient number, since it is larger than the sum of its proper divisors (4339).

3982061 is a wasteful number, since it uses less digits than its factorization.

3982061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4338.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 3982061 is about 1995.5102104474. The cubic root of 3982061 is about 158.5024463328.

The spelling of 3982061 in words is "three million, nine hundred eighty-two thousand, sixty-one".