3909538332 has 48 divisors (see below), whose sum is σ = 11583819520. Its totient is φ = 1117010736.

The previous prime is 3909538327. The next prime is 3909538337. The reversal of 3909538332 is 2338359093.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3909538327) and next prime (3909538337).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3909538337) 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, 2584918 + ... + 2586429.

Almost surely, 2^3909538332 is an apocalyptic number.

It is an amenable number.

3909538332 is an abundant number, since it is smaller than the sum of its proper divisors (7674281188).

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

3909538332 is a wasteful number, since it uses less digits than its factorization.

3909538332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171367 (or 5171359 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The square root of 3909538332 is about 62526.3011220078. The cubic root of 3909538332 is about 1575.3431125494.

The spelling of 3909538332 in words is "three billion, nine hundred nine million, five hundred thirty-eight thousand, three hundred thirty-two".