5256166 has 4 divisors (see below), whose sum is σ = 7884252. Its totient is φ = 2628082.

The previous prime is 5256137. The next prime is 5256197. The reversal of 5256166 is 6616525.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 1314040 + ... + 1314043.

It is an arithmetic number, because the mean of its divisors is an integer number (1971063).

Almost surely, 2^5256166 is an apocalyptic number.

5256166 is a deficient number, since it is larger than the sum of its proper divisors (2628086).

5256166 is a wasteful number, since it uses less digits than its factorization.

5256166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628085.

The product of its digits is 10800, while the sum is 31.

The square root of 5256166 is about 2292.6329841473. The cubic root of 5256166 is about 173.8693474660.

The spelling of 5256166 in words is "five million, two hundred fifty-six thousand, one hundred sixty-six".