5031405 has 24 divisors (see below), whose sum is σ = 9235512. Its totient is φ = 2525184.

The previous prime is 5031401. The next prime is 5031407. The reversal of 5031405 is 5041305.

It can be written as a sum of positive squares in 4 ways, for example, as 2653641 + 2377764 = 1629^2 + 1542^2 .

It is not a de Polignac number, because 5031405 - 2² = 5031401 is a prime.

5031405 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5031401) 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 23 ways as a sum of consecutive naturals, for example, 2524 + ... + 4053.

It is an arithmetic number, because the mean of its divisors is an integer number (384813).

Almost surely, 2^5031405 is an apocalyptic number.

It is an amenable number.

5031405 is a deficient number, since it is larger than the sum of its proper divisors (4204107).

5031405 is a wasteful number, since it uses less digits than its factorization.

5031405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6605 (or 6602 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5031405 is about 2243.0793565989. The cubic root of 5031405 is about 171.3548596786.

The spelling of 5031405 in words is "five million, thirty-one thousand, four hundred five".