2244040424 has 8 divisors (see below), whose sum is σ = 4207575810. Its totient is φ = 1122020208.

The previous prime is 2244040423. The next prime is 2244040451. The reversal of 2244040424 is 4240404422.

It can be written as a sum of positive squares in only one way, i.e., 1723744324 + 520296100 = 41518^2 + 22810^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2244040393 and 2244040402.

It is not an unprimeable number, because it can be changed into a prime (2244040423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140252519 + ... + 140252534.

Almost surely, 2^2244040424 is an apocalyptic number.

It is an amenable number.

2244040424 is a deficient number, since it is larger than the sum of its proper divisors (1963535386).

2244040424 is a wasteful number, since it uses less digits than its factorization.

2244040424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280505059 (or 280505055 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 2244040424 is about 47371.3038030409. The cubic root of 2244040424 is about 1309.2127476656.

Adding to 2244040424 its reverse (4240404422), we get a palindrome (6484444846).

The spelling of 2244040424 in words is "two billion, two hundred forty-four million, forty thousand, four hundred twenty-four".