5640508238 has 32 divisors (see below), whose sum is σ = 8690742720. Its totient is φ = 2744824320.

The previous prime is 5640508231. The next prime is 5640508243. The reversal of 5640508238 is 8328050465.

It is a junction number, because it is equal to n+sod(n) for n = 5640508195 and 5640508204.

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 15 ways as a sum of consecutive naturals, for example, 5772806 + ... + 5773782.

It is an arithmetic number, because the mean of its divisors is an integer number (271585710).

Almost surely, 2^5640508238 is an apocalyptic number.

5640508238 is a deficient number, since it is larger than the sum of its proper divisors (3050234482).

5640508238 is a wasteful number, since it uses less digits than its factorization.

5640508238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532.

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 5640508238 is about 75103.3170905254. The cubic root of 5640508238 is about 1780.0795568953.

The spelling of 5640508238 in words is "five billion, six hundred forty million, five hundred eight thousand, two hundred thirty-eight".