5031665 has 4 divisors (see below), whose sum is σ = 6038004. Its totient is φ = 4025328.

The previous prime is 5031659. The next prime is 5031673. The reversal of 5031665 is 5661305.

5031665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3952144 + 1079521 = 1988^2 + 1039^2 .

It is a cyclic number.

It is not a de Polignac number, because 5031665 - 2⁶ = 5031601 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503162 + ... + 503171.

It is an arithmetic number, because the mean of its divisors is an integer number (1509501).

Almost surely, 2^5031665 is an apocalyptic number.

It is an amenable number.

5031665 is a deficient number, since it is larger than the sum of its proper divisors (1006339).

5031665 is a wasteful number, since it uses less digits than its factorization.

5031665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006338.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 5031665 is about 2243.1373118915. The cubic root of 5031665 is about 171.3578112396.

The spelling of 5031665 in words is "five million, thirty-one thousand, six hundred sixty-five".