5640508237 has 24 divisors (see below), whose sum is σ = 7089393696. Its totient is φ = 4448128608.

The previous prime is 5640508231. The next prime is 5640508243. The reversal of 5640508237 is 7328050465.

It is an interprime number because it is at equal distance from previous prime (5640508231) and next prime (5640508243).

It is not a de Polignac number, because 5640508237 - 2³ = 5640508229 is a prime.

It is a super-3 number, since 3×5640508237³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5640508237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640508231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181138 + ... + 209980.

It is an arithmetic number, because the mean of its divisors is an integer number (295391404).

Almost surely, 2^5640508237 is an apocalyptic number.

It is an amenable number.

5640508237 is a deficient number, since it is larger than the sum of its proper divisors (1448885459).

5640508237 is a wasteful number, since it uses less digits than its factorization.

5640508237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29177 (or 29170 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 5640508237 is about 75103.3170838679. The cubic root of 5640508237 is about 1780.0795567901.

The spelling of 5640508237 in words is "five billion, six hundred forty million, five hundred eight thousand, two hundred thirty-seven".