5005640 has 16 divisors (see below), whose sum is σ = 11262780. Its totient is φ = 2002240.

The previous prime is 5005639. The next prime is 5005643. The reversal of 5005640 is 465005.

It can be written as a sum of positive squares in 2 ways, for example, as 4990756 + 14884 = 2234^2 + 122^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (5005643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62531 + ... + 62610.

Almost surely, 2^5005640 is an apocalyptic number.

It is an amenable number.

5005640 is an abundant number, since it is smaller than the sum of its proper divisors (6257140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5005640 is a wasteful number, since it uses less digits than its factorization.

5005640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125152 (or 125148 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5005640 is about 2237.3287643974. The cubic root of 5005640 is about 171.0618656034.

The spelling of 5005640 in words is "five million, five thousand, six hundred forty".