3946111 has 4 divisors (see below), whose sum is σ = 4249672. Its totient is φ = 3642552.

The previous prime is 3946051. The next prime is 3946123. The reversal of 3946111 is 1116493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1116493 = 7 ⋅159499.

It is a cyclic number.

It is not a de Polignac number, because 3946111 - 2⁷ = 3945983 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 (3946141) 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, 151761 + ... + 151786.

It is an arithmetic number, because the mean of its divisors is an integer number (1062418).

Almost surely, 2^3946111 is an apocalyptic number.

3946111 is a deficient number, since it is larger than the sum of its proper divisors (303561).

3946111 is a wasteful number, since it uses less digits than its factorization.

3946111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303560.

The product of its digits is 648, while the sum is 25.

The square root of 3946111 is about 1986.4820663676. The cubic root of 3946111 is about 158.0240176062.

The spelling of 3946111 in words is "three million, nine hundred forty-six thousand, one hundred eleven".