2249064145 has 8 divisors (see below), whose sum is σ = 2699162856. Its totient is φ = 1799060736.

The previous prime is 2249064127. The next prime is 2249064149. The reversal of 2249064145 is 5414609422.

It can be written as a sum of positive squares in 4 ways, for example, as 195524289 + 2053539856 = 13983^2 + 45316^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2249064145 - 2⁹ = 2249063633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2249064149) 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 7 ways as a sum of consecutive naturals, for example, 47529 + ... + 82201.

It is an arithmetic number, because the mean of its divisors is an integer number (337395357).

Almost surely, 2^2249064145 is an apocalyptic number.

It is an amenable number.

2249064145 is a deficient number, since it is larger than the sum of its proper divisors (450098711).

2249064145 is a wasteful number, since it uses less digits than its factorization.

2249064145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47651.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 2249064145 is about 47424.2990986688. The cubic root of 2249064145 is about 1310.1889953221.

The spelling of 2249064145 in words is "two billion, two hundred forty-nine million, sixty-four thousand, one hundred forty-five".