2909012 has 12 divisors (see below), whose sum is σ = 5162976. Its totient is φ = 1433880.

The previous prime is 2909003. The next prime is 2909041. The reversal of 2909012 is 2109092.

It is a super-2 number, since 2×2909012² = 16924701632288, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4838 + ... + 5405.

It is an arithmetic number, because the mean of its divisors is an integer number (430248).

2^2909012 is an apocalyptic number.

It is an amenable number.

2909012 is a deficient number, since it is larger than the sum of its proper divisors (2253964).

2909012 is a wasteful number, since it uses less digits than its factorization.

2909012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10318 (or 10316 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 2909012 is about 1705.5825984103. The cubic root of 2909012 is about 142.7518803625.

The spelling of 2909012 in words is "two million, nine hundred nine thousand, twelve".