2949718 has 4 divisors (see below), whose sum is σ = 4424580. Its totient is φ = 1474858.

The previous prime is 2949707. The next prime is 2949733. The reversal of 2949718 is 8179492.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 737428 + ... + 737431.

It is an arithmetic number, because the mean of its divisors is an integer number (1106145).

2^2949718 is an apocalyptic number.

2949718 is a deficient number, since it is larger than the sum of its proper divisors (1474862).

2949718 is a wasteful number, since it uses less digits than its factorization.

2949718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474861.

The product of its digits is 36288, while the sum is 40.

The square root of 2949718 is about 1717.4743083959. The cubic root of 2949718 is about 143.4146440879.

The spelling of 2949718 in words is "two million, nine hundred forty-nine thousand, seven hundred eighteen".