2949668 has 12 divisors (see below), whose sum is σ = 5179020. Its totient is φ = 1469952.

The previous prime is 2949647. The next prime is 2949679. The reversal of 2949668 is 8669492.

It can be written as a sum of positive squares in 2 ways, for example, as 1965604 + 984064 = 1402^2 + 992^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368 + ... + 2456.

It is an arithmetic number, because the mean of its divisors is an integer number (431585).

2^2949668 is an apocalyptic number.

It is an amenable number.

2949668 is a deficient number, since it is larger than the sum of its proper divisors (2229352).

2949668 is a wasteful number, since it uses less digits than its factorization.

2949668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2446 (or 2444 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 2949668 is about 1717.4597520757. The cubic root of 2949668 is about 143.4138337536.

The spelling of 2949668 in words is "two million, nine hundred forty-nine thousand, six hundred sixty-eight".