5265665 has 8 divisors (see below), whose sum is σ = 6690600. Its totient is φ = 3964672.

The previous prime is 5265653. The next prime is 5265683. The reversal of 5265665 is 5665625.

5265665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1329409 + 3936256 = 1153^2 + 1984^2 .

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

It is not a de Polignac number, because 5265665 - 2⁴ = 5265649 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30890 + ... + 31059.

It is an arithmetic number, because the mean of its divisors is an integer number (836325).

Almost surely, 2^5265665 is an apocalyptic number.

It is an amenable number.

5265665 is a deficient number, since it is larger than the sum of its proper divisors (1424935).

5265665 is a wasteful number, since it uses less digits than its factorization.

5265665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61971.

The product of its digits is 54000, while the sum is 35.

The square root of 5265665 is about 2294.7036845745. The cubic root of 5265665 is about 173.9740239551.

The spelling of 5265665 in words is "five million, two hundred sixty-five thousand, six hundred sixty-five".