5220172 has 18 divisors (see below), whose sum is σ = 9553628. Its totient is φ = 2495592.

The previous prime is 5220167. The next prime is 5220199. The reversal of 5220172 is 2710225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 883 + ... + 3349.

Almost surely, 2^5220172 is an apocalyptic number.

It is an amenable number.

5220172 is a deficient number, since it is larger than the sum of its proper divisors (4333456).

5220172 is a wasteful number, since it uses less digits than its factorization.

5220172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517 (or 2492 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 5220172 is about 2284.7695726265. The cubic root of 5220172 is about 173.4715547716.

Adding to 5220172 its reverse (2710225), we get a palindrome (7930397).

The spelling of 5220172 in words is "five million, two hundred twenty thousand, one hundred seventy-two".