3652656 has 60 divisors (see below), whose sum is σ = 10983672. Its totient is φ = 1042944.

The previous prime is 3652643. The next prime is 3652661. The reversal of 3652656 is 6562563.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1576 + ... + 3128.

Almost surely, 2^3652656 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 3652656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5491836).

3652656 is an abundant number, since it is smaller than the sum of its proper divisors (7331016).

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

3652656 is a wasteful number, since it uses less digits than its factorization.

3652656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578 (or 1565 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 3652656 is about 1911.1922980171. The cubic root of 3652656 is about 154.0055094448.

The spelling of 3652656 in words is "three million, six hundred fifty-two thousand, six hundred fifty-six".