4217501 has 2 divisors, whose sum is σ = 4217502. Its totient is φ = 4217500.

The previous prime is 4217489. The next prime is 4217503. The reversal of 4217501 is 1057124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2839225 + 1378276 = 1685^2 + 1174^2 .

It is a cyclic number.

It is not a de Polignac number, because 4217501 - 2²² = 23197 is a prime.

Together with 4217503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4217503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2108750 + 2108751.

It is an arithmetic number, because the mean of its divisors is an integer number (2108751).

Almost surely, 2^4217501 is an apocalyptic number.

It is an amenable number.

4217501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4217501 is an equidigital number, since it uses as much as digits as its factorization.

4217501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 4217501 is about 2053.6555212596. The cubic root of 4217501 is about 161.5666541700.

The spelling of 4217501 in words is "four million, two hundred seventeen thousand, five hundred one".