17214397 has 2 divisors, whose sum is σ = 17214398. Its totient is φ = 17214396.

The previous prime is 17214391. The next prime is 17214413. The reversal of 17214397 is 79341271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17214201 + 196 = 4149^2 + 14^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17214397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17214391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8607198 + 8607199.

It is an arithmetic number, because the mean of its divisors is an integer number (8607199).

Almost surely, 2^17214397 is an apocalyptic number.

It is an amenable number.

17214397 is a deficient number, since it is larger than the sum of its proper divisors (1).

17214397 is an equidigital number, since it uses as much as digits as its factorization.

17214397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 17214397 is about 4149.0236200822. The cubic root of 17214397 is about 258.2045780395.

The spelling of 17214397 in words is "seventeen million, two hundred fourteen thousand, three hundred ninety-seven".