5320666 has 8 divisors (see below), whose sum is σ = 8594964. Its totient is φ = 2455680.

The previous prime is 5320661. The next prime is 5320673. The reversal of 5320666 is 6660235.

It can be written as a sum of positive squares in 2 ways, for example, as 3916441 + 1404225 = 1979^2 + 1185^2 .

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

It is a d-powerful number, because it can be written as 5⁹ + 3⁴ + 2¹³ + 0 + 6² + 6⁸ + 6⁸ .

It is not an unprimeable number, because it can be changed into a prime (5320661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102295 + ... + 102346.

Almost surely, 2^5320666 is an apocalyptic number.

5320666 is a deficient number, since it is larger than the sum of its proper divisors (3274298).

5320666 is a wasteful number, since it uses less digits than its factorization.

5320666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204656.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 5320666 is about 2306.6568882259. The cubic root of 5320666 is about 174.5776591034.

The spelling of 5320666 in words is "five million, three hundred twenty thousand, six hundred sixty-six".