17241872 has 20 divisors (see below), whose sum is σ = 33604620. Its totient is φ = 8569728.

The previous prime is 17241871. The next prime is 17241923. The reversal of 17241872 is 27814271.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12645136 + 4596736 = 3556^2 + 2144^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17241871) 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, 347 + ... + 5882.

It is an arithmetic number, because the mean of its divisors is an integer number (1680231).

Almost surely, 2^17241872 is an apocalyptic number.

It is an amenable number.

17241872 is a deficient number, since it is larger than the sum of its proper divisors (16362748).

17241872 is a wasteful number, since it uses less digits than its factorization.

17241872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410 (or 6404 counting only the distinct ones).

The product of its digits is 6272, while the sum is 32.

The square root of 17241872 is about 4152.3333199540. Note that the first 4 decimals coincide. The cubic root of 17241872 is about 258.3418739690.

The spelling of 17241872 in words is "seventeen million, two hundred forty-one thousand, eight hundred seventy-two".