3640852272 has 20 divisors (see below), whose sum is σ = 9405535160. Its totient is φ = 1213617408.

The previous prime is 3640852253. The next prime is 3640852291. The reversal of 3640852272 is 2722580463.

3640852272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3640852253) and next prime (3640852291).

It is a self number, because there is not a number n which added to its sum of digits gives 3640852272.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37925497 + ... + 37925592.

It is an arithmetic number, because the mean of its divisors is an integer number (470276758).

Almost surely, 2^3640852272 is an apocalyptic number.

It is an amenable number.

3640852272 is an abundant number, since it is smaller than the sum of its proper divisors (5764682888).

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

3640852272 is a wasteful number, since it uses less digits than its factorization.

3640852272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75851100 (or 75851094 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 3640852272 is about 60339.4752380231. The cubic root of 3640852272 is about 1538.3943843498.

Subtracting from 3640852272 its reverse (2722580463), we obtain a square (918271809 = 30303²).

The spelling of 3640852272 in words is "three billion, six hundred forty million, eight hundred fifty-two thousand, two hundred seventy-two".