2247505664 has 18 divisors (see below), whose sum is σ = 4486232520. Its totient is φ = 1123752704.

The previous prime is 2247505633. The next prime is 2247505669. The reversal of 2247505664 is 4665057422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247505669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4389404 + ... + 4389915.

It is an arithmetic number, because the mean of its divisors is an integer number (249235140).

Almost surely, 2^2247505664 is an apocalyptic number.

It is an amenable number.

2247505664 is a deficient number, since it is larger than the sum of its proper divisors (2238726856).

2247505664 is an frugal number, since it uses more digits than its factorization.

2247505664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8779335 (or 8779321 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 41.

The square root of 2247505664 is about 47407.8650014953. The cubic root of 2247505664 is about 1309.8862951249.

The spelling of 2247505664 in words is "two billion, two hundred forty-seven million, five hundred five thousand, six hundred sixty-four".