2225487944 has 16 divisors (see below), whose sum is σ = 4174051500. Its totient is φ = 1112407552.

The previous prime is 2225487941. The next prime is 2225487973. The reversal of 2225487944 is 4497845222.

It can be written as a sum of positive squares in 2 ways, for example, as 2223122500 + 2365444 = 47150^2 + 1538^2 .

It is not an unprimeable number, because it can be changed into a prime (2225487941) 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, 12737 + ... + 67920.

Almost surely, 2^2225487944 is an apocalyptic number.

It is an amenable number.

2225487944 is a deficient number, since it is larger than the sum of its proper divisors (1948563556).

2225487944 is a wasteful number, since it uses less digits than its factorization.

2225487944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84112 (or 84108 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 2225487944 is about 47175.0775728032. The cubic root of 2225487944 is about 1305.5948109320.

The spelling of 2225487944 in words is "two billion, two hundred twenty-five million, four hundred eighty-seven thousand, nine hundred forty-four".