3111946 has 8 divisors (see below), whose sum is σ = 4870944. Its totient is φ = 1488300.

The previous prime is 3111931. The next prime is 3111973. The reversal of 3111946 is 6491113.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3111946.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33780 + ... + 33871.

It is an arithmetic number, because the mean of its divisors is an integer number (608868).

Almost surely, 2^3111946 is an apocalyptic number.

3111946 is a deficient number, since it is larger than the sum of its proper divisors (1758998).

3111946 is a wasteful number, since it uses less digits than its factorization.

3111946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67676.

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

The square root of 3111946 is about 1764.0708602548. The cubic root of 3111946 is about 145.9970287755.

The spelling of 3111946 in words is "three million, one hundred eleven thousand, nine hundred forty-six".