2249140270 has 32 divisors (see below), whose sum is σ = 4415080320. Its totient is φ = 819936000.

The previous prime is 2249140259. The next prime is 2249140279. The reversal of 2249140270 is 720419422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249140279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99231 + ... + 119770.

It is an arithmetic number, because the mean of its divisors is an integer number (137971260).

Almost surely, 2^2249140270 is an apocalyptic number.

2249140270 is a deficient number, since it is larger than the sum of its proper divisors (2165940050).

2249140270 is a wasteful number, since it uses less digits than its factorization.

2249140270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219100.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2249140270 is about 47425.1016867650. The cubic root of 2249140270 is about 1310.2037773241.

Adding to 2249140270 its reverse (720419422), we get a palindrome (2969559692).

The spelling of 2249140270 in words is "two billion, two hundred forty-nine million, one hundred forty thousand, two hundred seventy".