14215172 has 6 divisors (see below), whose sum is σ = 24876558. Its totient is φ = 7107584.

The previous prime is 14215171. The next prime is 14215193. The reversal of 14215172 is 27151241.

It can be written as a sum of positive squares in only one way, i.e., 9821956 + 4393216 = 3134^2 + 2096^2 .

It is a super-2 number, since 2×14215172² = 404142229979168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14215171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1776893 + ... + 1776900.

It is an arithmetic number, because the mean of its divisors is an integer number (4146093).

Almost surely, 2^14215172 is an apocalyptic number.

It is an amenable number.

14215172 is a deficient number, since it is larger than the sum of its proper divisors (10661386).

14215172 is a wasteful number, since it uses less digits than its factorization.

14215172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553797 (or 3553795 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 14215172 is about 3770.3013142188. The cubic root of 14215172 is about 242.2427043939.

The spelling of 14215172 in words is "fourteen million, two hundred fifteen thousand, one hundred seventy-two".