4217993 has 8 divisors (see below), whose sum is σ = 4740288. Its totient is φ = 3723984.

The previous prime is 4217987. The next prime is 4218001. The reversal of 4217993 is 3997124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4217993 - 2⁶ = 4217929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4217903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6755 + ... + 7352.

It is an arithmetic number, because the mean of its divisors is an integer number (592536).

Almost surely, 2^4217993 is an apocalyptic number.

It is an amenable number.

4217993 is a deficient number, since it is larger than the sum of its proper divisors (522295).

4217993 is a wasteful number, since it uses less digits than its factorization.

4217993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14143.

The product of its digits is 13608, while the sum is 35.

The square root of 4217993 is about 2053.7753041655. The cubic root of 4217993 is about 161.5729365398.

The spelling of 4217993 in words is "four million, two hundred seventeen thousand, nine hundred ninety-three".