4217938 has 16 divisors (see below), whose sum is σ = 6757344. Its totient is φ = 1967680.

The previous prime is 4217929. The next prime is 4217959. The reversal of 4217938 is 8397124.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a d-powerful number, because it can be written as 4⁴ + 2²¹ + 1 + 7⁵ + 9 + 3⁸ + 8⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3981 + ... + 4927.

It is an arithmetic number, because the mean of its divisors is an integer number (422334).

Almost surely, 2^4217938 is an apocalyptic number.

4217938 is a deficient number, since it is larger than the sum of its proper divisors (2539406).

4217938 is a wasteful number, since it uses less digits than its factorization.

4217938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097.

The product of its digits is 12096, while the sum is 34.

The square root of 4217938 is about 2053.7619141468. The cubic root of 4217938 is about 161.5722342667.

The spelling of 4217938 in words is "four million, two hundred seventeen thousand, nine hundred thirty-eight".