2946886 has 4 divisors (see below), whose sum is σ = 4420332. Its totient is φ = 1473442.

The previous prime is 2946883. The next prime is 2946901. The reversal of 2946886 is 6886492.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2946883) 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 as a sum of consecutive naturals, namely, 736720 + ... + 736723.

It is an arithmetic number, because the mean of its divisors is an integer number (1105083).

2^2946886 is an apocalyptic number.

2946886 is a deficient number, since it is larger than the sum of its proper divisors (1473446).

2946886 is a wasteful number, since it uses less digits than its factorization.

2946886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473445.

The product of its digits is 165888, while the sum is 43.

The square root of 2946886 is about 1716.6496439285. The cubic root of 2946886 is about 143.3687323180.

The spelling of 2946886 in words is "two million, nine hundred forty-six thousand, eight hundred eighty-six".