2243450464 has 48 divisors (see below), whose sum is σ = 4531899456. Its totient is φ = 1092582400.

The previous prime is 2243450449. The next prime is 2243450467. The reversal of 2243450464 is 4640543422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243450467) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1194294 + ... + 1196170.

It is an arithmetic number, because the mean of its divisors is an integer number (94414572).

Almost surely, 2^2243450464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243450464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2265949728).

2243450464 is an abundant number, since it is smaller than the sum of its proper divisors (2288448992).

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

2243450464 is a wasteful number, since it uses less digits than its factorization.

2243450464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839 (or 2831 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

The square root of 2243450464 is about 47365.0764171240. The cubic root of 2243450464 is about 1309.0980065880.

Adding to 2243450464 its reverse (4640543422), we get a palindrome (6883993886).

The spelling of 2243450464 in words is "two billion, two hundred forty-three million, four hundred fifty thousand, four hundred sixty-four".