5191706 has 16 divisors (see below), whose sum is σ = 8432424. Its totient is φ = 2383104.

The previous prime is 5191699. The next prime is 5191709. The reversal of 5191706 is 6071915.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4036081 + 1155625 = 2009^2 + 1075^2 .

It is a super-2 number, since 2×5191706² = 53907622380872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5191709) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 5630 + ... + 6486.

Almost surely, 2^5191706 is an apocalyptic number.

5191706 is a deficient number, since it is larger than the sum of its proper divisors (3240718).

5191706 is a wasteful number, since it uses less digits than its factorization.

5191706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 5191706 is about 2278.5315446577. The cubic root of 5191706 is about 173.1556619613.

The spelling of 5191706 in words is "five million, one hundred ninety-one thousand, seven hundred six".