3616728 has 16 divisors (see below), whose sum is σ = 9041880. Its totient is φ = 1205568.

The previous prime is 3616721. The next prime is 3616741. The reversal of 3616728 is 8276163.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3616721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75325 + ... + 75372.

Almost surely, 2^3616728 is an apocalyptic number.

It is an amenable number.

3616728 is an abundant number, since it is smaller than the sum of its proper divisors (5425152).

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

3616728 is a wasteful number, since it uses less digits than its factorization.

3616728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150706 (or 150702 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 3616728 is about 1901.7697021459. The cubic root of 3616728 is about 153.4989053740.

The spelling of 3616728 in words is "three million, six hundred sixteen thousand, seven hundred twenty-eight".