2949109 has 8 divisors (see below), whose sum is σ = 3189888. Its totient is φ = 2715840.

The previous prime is 2949103. The next prime is 2949113. The reversal of 2949109 is 9019492.

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

It is a cyclic number.

It is not a de Polignac number, because 2949109 - 2³ = 2949101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2949101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047 + ... + 2644.

It is an arithmetic number, because the mean of its divisors is an integer number (398736).

2^2949109 is an apocalyptic number.

It is an amenable number.

2949109 is a deficient number, since it is larger than the sum of its proper divisors (240779).

2949109 is a wasteful number, since it uses less digits than its factorization.

2949109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 2949109 is about 1717.2970040153. The cubic root of 2949109 is about 143.4047735930.

The spelling of 2949109 in words is "two million, nine hundred forty-nine thousand, one hundred nine".