2909492 has 12 divisors (see below), whose sum is σ = 5105856. Its totient is φ = 1450680.

The previous prime is 2909461. The next prime is 2909513. The reversal of 2909492 is 2949092.

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, 1067 + ... + 2637.

It is an arithmetic number, because the mean of its divisors is an integer number (425488).

2^2909492 is an apocalyptic number.

It is an amenable number.

2909492 is a deficient number, since it is larger than the sum of its proper divisors (2196364).

2909492 is a wasteful number, since it uses less digits than its factorization.

2909492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038 (or 2036 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 2909492 is about 1705.7233069874. The cubic root of 2909492 is about 142.7597314970.

The spelling of 2909492 in words is "two million, nine hundred nine thousand, four hundred ninety-two".