3660552 has 96 divisors (see below), whose sum is σ = 11793600. Its totient is φ = 1041984.

The previous prime is 3660541. The next prime is 3660563. The reversal of 3660552 is 2550663.

3660552 is a `hidden beast` number, since 3 + 6 + 605 + 52 = 666.

It is an interprime number because it is at equal distance from previous prime (3660541) and next prime (3660563).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13474 + ... + 13742.

It is an arithmetic number, because the mean of its divisors is an integer number (122850).

Almost surely, 2^3660552 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 3660552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5896800).

3660552 is an abundant number, since it is smaller than the sum of its proper divisors (8133048).

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

3660552 is a wasteful number, since it uses less digits than its factorization.

3660552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 3660552 is about 1913.2569090428. The cubic root of 3660552 is about 154.1164015662.

The spelling of 3660552 in words is "three million, six hundred sixty thousand, five hundred fifty-two".