2244313664 has 14 divisors (see below), whose sum is σ = 4453560054. Its totient is φ = 1122156800.

The previous prime is 2244313661. The next prime is 2244313691. The reversal of 2244313664 is 4663134422.

It can be written as a sum of positive squares in only one way, i.e., 2115264064 + 129049600 = 45992^2 + 11360^2 .

It is not an unprimeable number, because it can be changed into a prime (2244313661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17533637 + ... + 17533764.

Almost surely, 2^2244313664 is an apocalyptic number.

It is an amenable number.

2244313664 is a deficient number, since it is larger than the sum of its proper divisors (2209246390).

2244313664 is an equidigital number, since it uses as much as digits as its factorization.

2244313664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35067413 (or 35067403 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 2244313664 is about 47374.1877397386. The cubic root of 2244313664 is about 1309.2658831868.

The spelling of 2244313664 in words is "two billion, two hundred forty-four million, three hundred thirteen thousand, six hundred sixty-four".