5237640 has 48 divisors (see below), whose sum is σ = 17023500. Its totient is φ = 1396608.

The previous prime is 5237623. The next prime is 5237641. The reversal of 5237640 is 467325.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5171076 + 66564 = 2274^2 + 258^2 .

It is not an unprimeable number, because it can be changed into a prime (5237641) 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 11 ways as a sum of consecutive naturals, for example, 6915 + ... + 7634.

Almost surely, 2^5237640 is an apocalyptic number.

It is an amenable number.

5237640 is an abundant number, since it is smaller than the sum of its proper divisors (11785860).

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

5237640 is a wasteful number, since it uses less digits than its factorization.

5237640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14566 (or 14559 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 5237640 is about 2288.5890850041. The cubic root of 5237640 is about 173.6648324038.

The spelling of 5237640 in words is "five million, two hundred thirty-seven thousand, six hundred forty".