2249291 has 4 divisors (see below), whose sum is σ = 2453784. Its totient is φ = 2044800.

The previous prime is 2249281. The next prime is 2249293. The reversal of 2249291 is 1929422.

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

It is a cyclic number.

It is not a de Polignac number, because 2249291 - 2⁶ = 2249227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2249293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102230 + ... + 102251.

It is an arithmetic number, because the mean of its divisors is an integer number (613446).

2^2249291 is an apocalyptic number.

2249291 is a deficient number, since it is larger than the sum of its proper divisors (204493).

2249291 is a wasteful number, since it uses less digits than its factorization.

2249291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204492.

The product of its digits is 2592, while the sum is 29.

The square root of 2249291 is about 1499.7636480459. The cubic root of 2249291 is about 131.0233045189.

The spelling of 2249291 in words is "two million, two hundred forty-nine thousand, two hundred ninety-one".