5178616 has 8 divisors (see below), whose sum is σ = 9709920. Its totient is φ = 2589304.

The previous prime is 5178599. The next prime is 5178623. The reversal of 5178616 is 6168715.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323656 + ... + 323671.

It is an arithmetic number, because the mean of its divisors is an integer number (1213740).

Almost surely, 2^5178616 is an apocalyptic number.

It is an amenable number.

5178616 is a deficient number, since it is larger than the sum of its proper divisors (4531304).

5178616 is a wasteful number, since it uses less digits than its factorization.

5178616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647333 (or 647329 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 5178616 is about 2275.6572676921. The cubic root of 5178616 is about 173.0100120059.

Subtracting 5178616 from its reverse (6168715), we obtain a palindrome (990099).

The spelling of 5178616 in words is "five million, one hundred seventy-eight thousand, six hundred sixteen".