17222049 has 12 divisors (see below), whose sum is σ = 26790036. Its totient is φ = 10598112.

The previous prime is 17222039. The next prime is 17222053. The reversal of 17222049 is 94022271.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 13927824 = 1815^2 + 3732^2 .

It is not a de Polignac number, because 17222049 - 2⁴ = 17222033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (17222039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73482 + ... + 73715.

It is an arithmetic number, because the mean of its divisors is an integer number (2232503).

Almost surely, 2^17222049 is an apocalyptic number.

It is an amenable number.

17222049 is a deficient number, since it is larger than the sum of its proper divisors (9567987).

17222049 is a wasteful number, since it uses less digits than its factorization.

17222049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147216 (or 147213 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 17222049 is about 4149.9456622949. The cubic root of 17222049 is about 258.2428306864.

The spelling of 17222049 in words is "seventeen million, two hundred twenty-two thousand, forty-nine".