3652728 has 16 divisors (see below), whose sum is σ = 9131880. Its totient is φ = 1217568.

The previous prime is 3652703. The next prime is 3652757. The reversal of 3652728 is 8272563.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76075 + ... + 76122.

Almost surely, 2^3652728 is an apocalyptic number.

It is an amenable number.

3652728 is an abundant number, since it is smaller than the sum of its proper divisors (5479152).

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

3652728 is a wasteful number, since it uses less digits than its factorization.

3652728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152206 (or 152202 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 3652728 is about 1911.2111343334. The cubic root of 3652728 is about 154.0065213408.

The spelling of 3652728 in words is "three million, six hundred fifty-two thousand, seven hundred twenty-eight".