2217254764 has 12 divisors (see below), whose sum is σ = 3929312800. Its totient is φ = 1094593968.

The previous prime is 2217254759. The next prime is 2217254771. The reversal of 2217254764 is 4674527122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3507999 + ... + 3508630.

Almost surely, 2^2217254764 is an apocalyptic number.

It is an amenable number.

2217254764 is a deficient number, since it is larger than the sum of its proper divisors (1712058036).

2217254764 is a wasteful number, since it uses less digits than its factorization.

2217254764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7016712 (or 7016710 counting only the distinct ones).

The product of its digits is 188160, while the sum is 40.

The square root of 2217254764 is about 47087.7347512067. The cubic root of 2217254764 is about 1303.9828079019.

The spelling of 2217254764 in words is "two billion, two hundred seventeen million, two hundred fifty-four thousand, seven hundred sixty-four".