2249856740 has 12 divisors (see below), whose sum is σ = 4724699196. Its totient is φ = 899942688.

The previous prime is 2249856727. The next prime is 2249856779. The reversal of 2249856740 is 476589422.

It can be written as a sum of positive squares in 2 ways, for example, as 663268516 + 1586588224 = 25754^2 + 39832^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 56246399 + ... + 56246438.

It is an arithmetic number, because the mean of its divisors is an integer number (393724933).

Almost surely, 2^2249856740 is an apocalyptic number.

2249856740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2249856740 is an abundant number, since it is smaller than the sum of its proper divisors (2474842456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2249856740 is a wasteful number, since it uses less digits than its factorization.

2249856740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112492846 (or 112492844 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 2249856740 is about 47432.6547854956. The cubic root of 2249856740 is about 1310.3428855948.

The spelling of 2249856740 in words is "two billion, two hundred forty-nine million, eight hundred fifty-six thousand, seven hundred forty".