17216061 has 4 divisors (see below), whose sum is σ = 22954752. Its totient is φ = 11477372.

The previous prime is 17216057. The next prime is 17216077. The reversal of 17216061 is 16061271.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16061271 = 3 ⋅5353757.

It is a cyclic number.

It is not a de Polignac number, because 17216061 - 2² = 17216057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17216011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2869341 + ... + 2869346.

It is an arithmetic number, because the mean of its divisors is an integer number (5738688).

Almost surely, 2^17216061 is an apocalyptic number.

It is an amenable number.

17216061 is a deficient number, since it is larger than the sum of its proper divisors (5738691).

17216061 is an equidigital number, since it uses as much as digits as its factorization.

17216061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5738690.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 17216061 is about 4149.2241443431. The cubic root of 17216061 is about 258.2128974048.

The spelling of 17216061 in words is "seventeen million, two hundred sixteen thousand, sixty-one".