5266605 has 16 divisors (see below), whose sum is σ = 8455680. Its totient is φ = 2799168.

The previous prime is 5266589. The next prime is 5266619. The reversal of 5266605 is 5066625.

It is not a de Polignac number, because 5266605 - 2⁴ = 5266589 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 6819 + ... + 7551.

It is an arithmetic number, because the mean of its divisors is an integer number (528480).

Almost surely, 2^5266605 is an apocalyptic number.

It is an amenable number.

5266605 is a deficient number, since it is larger than the sum of its proper divisors (3189075).

5266605 is a wasteful number, since it uses less digits than its factorization.

5266605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5266605 is about 2294.9084949078. The cubic root of 5266605 is about 173.9843756614.

Adding to 5266605 its sum of digits (30), we get a triangular number (5266635 = T₃₂₄₅).

The spelling of 5266605 in words is "five million, two hundred sixty-six thousand, six hundred five".