4217894656 has 36 divisors (see below), whose sum is σ = 8423785944. Its totient is φ = 2107827200.

The previous prime is 4217894641. The next prime is 4217894669. The reversal of 4217894656 is 6564987124.

It is a super-2 number, since 2×4217894656² = 35581270658226716672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698691 + ... + 704701.

It is an arithmetic number, because the mean of its divisors is an integer number (233994054).

Almost surely, 2^4217894656 is an apocalyptic number.

It is an amenable number.

4217894656 is a deficient number, since it is larger than the sum of its proper divisors (4205891288).

4217894656 is an equidigital number, since it uses as much as digits as its factorization.

4217894656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8768 (or 8754 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 52.

The square root of 4217894656 is about 64945.3205088712. The cubic root of 4217894656 is about 1615.7168082001.

The spelling of 4217894656 in words is "four billion, two hundred seventeen million, eight hundred ninety-four thousand, six hundred fifty-six".