2949388 has 18 divisors (see below), whose sum is σ = 5590284. Its totient is φ = 1360944.

The previous prime is 2949377. The next prime is 2949403. The reversal of 2949388 is 8839492.

It is a happy number.

It is an Ulam number.

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 5 ways as a sum of consecutive naturals, for example, 1506 + ... + 2857.

2^2949388 is an apocalyptic number.

It is an amenable number.

2949388 is a deficient number, since it is larger than the sum of its proper divisors (2640896).

2949388 is a wasteful number, since it uses less digits than its factorization.

2949388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393 (or 4378 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 2949388 is about 1717.3782344027. The cubic root of 2949388 is about 143.4092957125.

The spelling of 2949388 in words is "two million, nine hundred forty-nine thousand, three hundred eighty-eight".