5172641 has 8 divisors (see below), whose sum is σ = 5581224. Its totient is φ = 4775680.

The previous prime is 5172571. The next prime is 5172647. The reversal of 5172641 is 1462715.

5172641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1918225 + 3254416 = 1385^2 + 1804^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5172641 - 2²² = 978337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5172641.

It is not an unprimeable number, because it can be changed into a prime (5172647) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1970 + ... + 3771.

It is an arithmetic number, because the mean of its divisors is an integer number (697653).

Almost surely, 2^5172641 is an apocalyptic number.

It is an amenable number.

5172641 is a deficient number, since it is larger than the sum of its proper divisors (408583).

5172641 is a wasteful number, since it uses less digits than its factorization.

5172641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811.

The product of its digits is 1680, while the sum is 26.

The square root of 5172641 is about 2274.3440812683. The cubic root of 5172641 is about 172.9434477189.

The spelling of 5172641 in words is "five million, one hundred seventy-two thousand, six hundred forty-one".