5178872 has 8 divisors (see below), whose sum is σ = 9710400. Its totient is φ = 2589432.

The previous prime is 5178871. The next prime is 5178889. The reversal of 5178872 is 2788715.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5178871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323672 + ... + 323687.

It is an arithmetic number, because the mean of its divisors is an integer number (1213800).

Almost surely, 2^5178872 is an apocalyptic number.

It is an amenable number.

5178872 is a deficient number, since it is larger than the sum of its proper divisors (4531528).

5178872 is a wasteful number, since it uses less digits than its factorization.

5178872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647365 (or 647361 counting only the distinct ones).

The product of its digits is 31360, while the sum is 38.

The square root of 5178872 is about 2275.7135144829. The cubic root of 5178872 is about 173.0128628212.

The spelling of 5178872 in words is "five million, one hundred seventy-eight thousand, eight hundred seventy-two".