16797219 has 8 divisors (see below), whose sum is σ = 22917312. Its totient is φ = 10937640.

The previous prime is 16797169. The next prime is 16797233. The reversal of 16797219 is 91279761.

It is a happy number.

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

It is not a de Polignac number, because 16797219 - 2⁸ = 16796963 is a prime.

It is a super-2 number, since 2×16797219² = 564293132267922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16797239) 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, 64977 + ... + 65234.

It is an arithmetic number, because the mean of its divisors is an integer number (2864664).

Almost surely, 2^16797219 is an apocalyptic number.

16797219 is a deficient number, since it is larger than the sum of its proper divisors (6120093).

16797219 is a wasteful number, since it uses less digits than its factorization.

16797219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130257.

The product of its digits is 47628, while the sum is 42.

The square root of 16797219 is about 4098.4410450804. The cubic root of 16797219 is about 256.1017001119.

The spelling of 16797219 in words is "sixteen million, seven hundred ninety-seven thousand, two hundred nineteen".