5217927086 has 4 divisors (see below), whose sum is σ = 7826890632. Its totient is φ = 2608963542.

The previous prime is 5217927047. The next prime is 5217927089. The reversal of 5217927086 is 6807297125.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5217927086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217927089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304481770 + ... + 1304481773.

It is an arithmetic number, because the mean of its divisors is an integer number (1956722658).

Almost surely, 2^5217927086 is an apocalyptic number.

5217927086 is a deficient number, since it is larger than the sum of its proper divisors (2608963546).

5217927086 is a wasteful number, since it uses less digits than its factorization.

5217927086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608963545.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 5217927086 is about 72235.2205367991. The cubic root of 5217927086 is about 1734.4668429100.

The spelling of 5217927086 in words is "five billion, two hundred seventeen million, nine hundred twenty-seven thousand, eighty-six".