2244620452 has 6 divisors (see below), whose sum is σ = 3928085798. Its totient is φ = 1122310224.

The previous prime is 2244620431. The next prime is 2244620453. The reversal of 2244620452 is 2540264422.

It can be written as a sum of positive squares in only one way, i.e., 1755945216 + 488675236 = 41904^2 + 22106^2 .

It is not an unprimeable number, because it can be changed into a prime (2244620453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280577553 + ... + 280577560.

Almost surely, 2^2244620452 is an apocalyptic number.

It is an amenable number.

2244620452 is a deficient number, since it is larger than the sum of its proper divisors (1683465346).

2244620452 is a wasteful number, since it uses less digits than its factorization.

2244620452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561155117 (or 561155115 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2244620452 is about 47377.4255526828. The cubic root of 2244620452 is about 1309.3255374689.

Adding to 2244620452 its reverse (2540264422), we get a palindrome (4784884874).

The spelling of 2244620452 in words is "two billion, two hundred forty-four million, six hundred twenty thousand, four hundred fifty-two".