3671616 has 56 divisors (see below), whose sum is σ = 10468864. Its totient is φ = 1128960.

The previous prime is 3671599. The next prime is 3671627. The reversal of 3671616 is 6161763.

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, 1761 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (186944).

Almost surely, 2^3671616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3671616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5234432).

3671616 is an abundant number, since it is smaller than the sum of its proper divisors (6797248).

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

3671616 is a wasteful number, since it uses less digits than its factorization.

3671616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499 (or 1489 counting only the distinct ones).

The product of its digits is 4536, while the sum is 30.

The square root of 3671616 is about 1916.1461322143. The cubic root of 3671616 is about 154.2715174082.

The spelling of 3671616 in words is "three million, six hundred seventy-one thousand, six hundred sixteen".