4168220217 has 32 divisors (see below), whose sum is σ = 6451752960. Its totient is φ = 2344386240.

The previous prime is 4168220201. The next prime is 4168220233. The reversal of 4168220217 is 7120228614.

It is an interprime number because it is at equal distance from previous prime (4168220201) and next prime (4168220233).

It is not a de Polignac number, because 4168220217 - 2⁴ = 4168220201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4168220267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1055148 + ... + 1059090.

It is an arithmetic number, because the mean of its divisors is an integer number (201617280).

Almost surely, 2^4168220217 is an apocalyptic number.

It is an amenable number.

4168220217 is a deficient number, since it is larger than the sum of its proper divisors (2283532743).

4168220217 is a wasteful number, since it uses less digits than its factorization.

4168220217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4733.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 4168220217 is about 64561.7550644342. The cubic root of 4168220217 is about 1609.3489410062.

The spelling of 4168220217 in words is "four billion, one hundred sixty-eight million, two hundred twenty thousand, two hundred seventeen".