3649227732 has 36 divisors (see below), whose sum is σ = 9230020800. Its totient is φ = 1215672912.

The previous prime is 3649227727. The next prime is 3649227739. The reversal of 3649227732 is 2377229463.

3649227732 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649227739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31333 + ... + 90995.

Almost surely, 2^3649227732 is an apocalyptic number.

It is an amenable number.

3649227732 is an abundant number, since it is smaller than the sum of its proper divisors (5580793068).

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

3649227732 is a wasteful number, since it uses less digits than its factorization.

3649227732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61372 (or 61367 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 3649227732 is about 60408.8381944232. The cubic root of 3649227732 is about 1539.5731278774.

The spelling of 3649227732 in words is "three billion, six hundred forty-nine million, two hundred twenty-seven thousand, seven hundred thirty-two".