5197866 has 8 divisors (see below), whose sum is σ = 10395744. Its totient is φ = 1732620.

The previous prime is 5197853. The next prime is 5197877. The reversal of 5197866 is 6687915.

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

5197866 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433150 + ... + 433161.

It is an arithmetic number, because the mean of its divisors is an integer number (1299468).

Almost surely, 2^5197866 is an apocalyptic number.

5197866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5197866 is a wasteful number, since it uses less digits than its factorization.

5197866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866316.

The product of its digits is 90720, while the sum is 42.

The square root of 5197866 is about 2279.8828917293. The cubic root of 5197866 is about 173.2241184120.

It can be divided in two parts, 519 and 7866, that added together give a triangular number (8385 = T₁₂₉).

The spelling of 5197866 in words is "five million, one hundred ninety-seven thousand, eight hundred sixty-six".