2249949089 has 4 divisors (see below), whose sum is σ = 2250291456. Its totient is φ = 2249606724.

The previous prime is 2249949077. The next prime is 2249949113. The reversal of 2249949089 is 9809499422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2249949089 - 2⁴ = 2249949073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2249949389) 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 3 ways as a sum of consecutive naturals, for example, 161129 + ... + 174534.

It is an arithmetic number, because the mean of its divisors is an integer number (562572864).

Almost surely, 2^2249949089 is an apocalyptic number.

It is an amenable number.

2249949089 is a deficient number, since it is larger than the sum of its proper divisors (342367).

2249949089 is an equidigital number, since it uses as much as digits as its factorization.

2249949089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342366.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The square root of 2249949089 is about 47433.6282504301. The cubic root of 2249949089 is about 1310.3608137288.

The spelling of 2249949089 in words is "two billion, two hundred forty-nine million, nine hundred forty-nine thousand, eighty-nine".