3640361384 has 32 divisors (see below), whose sum is σ = 7557343200. Its totient is φ = 1630009920.

The previous prime is 3640361377. The next prime is 3640361407. The reversal of 3640361384 is 4831630463.

3640361384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3640361384² = 26504462012236790912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302819 + ... + 314610.

It is an arithmetic number, because the mean of its divisors is an integer number (236166975).

Almost surely, 2^3640361384 is an apocalyptic number.

It is an amenable number.

3640361384 is an abundant number, since it is smaller than the sum of its proper divisors (3916981816).

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

3640361384 is a wasteful number, since it uses less digits than its factorization.

3640361384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617513 (or 617509 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 3640361384 is about 60335.4073823986. The cubic root of 3640361384 is about 1538.3252418131.

The spelling of 3640361384 in words is "three billion, six hundred forty million, three hundred sixty-one thousand, three hundred eighty-four".