5168778 has 16 divisors (see below), whose sum is σ = 10558080. Its totient is φ = 1686176.

The previous prime is 5168777. The next prime is 5168791. The reversal of 5168778 is 8778615.

It is not an unprimeable number, because it can be changed into a prime (5168777) 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, 8883 + ... + 9446.

It is an arithmetic number, because the mean of its divisors is an integer number (659880).

Almost surely, 2^5168778 is an apocalyptic number.

5168778 is an abundant number, since it is smaller than the sum of its proper divisors (5389302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5168778 is a wasteful number, since it uses less digits than its factorization.

5168778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18381.

The product of its digits is 94080, while the sum is 42.

The square root of 5168778 is about 2273.4946668070. The cubic root of 5168778 is about 172.9003848091.

The spelling of 5168778 in words is "five million, one hundred sixty-eight thousand, seven hundred seventy-eight".