2249906 has 16 divisors (see below), whose sum is σ = 3585600. Its totient is φ = 1056528.

The previous prime is 2249867. The next prime is 2249911. The reversal of 2249906 is 6099422.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300 + ... + 3128.

It is an arithmetic number, because the mean of its divisors is an integer number (224100).

2^2249906 is an apocalyptic number.

2249906 is a deficient number, since it is larger than the sum of its proper divisors (1335694).

2249906 is a wasteful number, since it uses less digits than its factorization.

2249906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 2249906 is about 1499.9686663394. The cubic root of 2249906 is about 131.0352448725.

The spelling of 2249906 in words is "two million, two hundred forty-nine thousand, nine hundred six".