4527172 has 36 divisors (see below), whose sum is σ = 8859396. Its totient is φ = 2021760.

The previous prime is 4527157. The next prime is 4527197. The reversal of 4527172 is 2717254.

It can be written as a sum of positive squares in 6 ways, for example, as 1052676 + 3474496 = 1026^2 + 1864^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4527172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24922 + ... + 25102.

Almost surely, 2^4527172 is an apocalyptic number.

It is an amenable number.

4527172 is a deficient number, since it is larger than the sum of its proper divisors (4332224).

4527172 is a wasteful number, since it uses less digits than its factorization.

4527172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 233 counting only the distinct ones).

The product of its digits is 3920, while the sum is 28.

The square root of 4527172 is about 2127.7152065067. The cubic root of 4527172 is about 165.4279920282.

The spelling of 4527172 in words is "four million, five hundred twenty-seven thousand, one hundred seventy-two".