5040040 has 16 divisors (see below), whose sum is σ = 11340180. Its totient is φ = 2016000.

The previous prime is 5040037. The next prime is 5040043. The reversal of 5040040 is 400405.

It is an interprime number because it is at equal distance from previous prime (5040037) and next prime (5040043).

It can be written as a sum of positive squares in 2 ways, for example, as 4990756 + 49284 = 2234^2 + 222^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5040040.

It is not an unprimeable number, because it can be changed into a prime (5040043) 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, 62961 + ... + 63040.

Almost surely, 2^5040040 is an apocalyptic number.

It is an amenable number.

5040040 is an abundant number, since it is smaller than the sum of its proper divisors (6300140).

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

5040040 is a wasteful number, since it uses less digits than its factorization.

5040040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126012 (or 126008 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 5040040 is about 2245.0033407548. The cubic root of 5040040 is about 171.4528312228.

Adding to 5040040 its reverse (400405), we get a palindrome (5440445).

The spelling of 5040040 in words is "five million, forty thousand, forty".