5031605 has 8 divisors (see below), whose sum is σ = 6051672. Its totient is φ = 4016128.

The previous prime is 5031601. The next prime is 5031623. The reversal of 5031605 is 5061305.

It can be written as a sum of positive squares in 4 ways, for example, as 1965604 + 3066001 = 1402^2 + 1751^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5031605 - 2² = 5031601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5031601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2117 + ... + 3813.

It is an arithmetic number, because the mean of its divisors is an integer number (756459).

Almost surely, 2^5031605 is an apocalyptic number.

It is an amenable number.

5031605 is a deficient number, since it is larger than the sum of its proper divisors (1020067).

5031605 is a wasteful number, since it uses less digits than its factorization.

5031605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 5031605 is about 2243.1239377261. The cubic root of 5031605 is about 171.3571301192.

The spelling of 5031605 in words is "five million, thirty-one thousand, six hundred five".