3660972 has 48 divisors (see below), whose sum is σ = 10010112. Its totient is φ = 1019520.

The previous prime is 3660961. The next prime is 3661019. The reversal of 3660972 is 2790663.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2913 + ... + 3975.

It is an arithmetic number, because the mean of its divisors is an integer number (208544).

Almost surely, 2^3660972 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 3660972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5005056).

3660972 is an abundant number, since it is smaller than the sum of its proper divisors (6349140).

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

3660972 is a wasteful number, since it uses less digits than its factorization.

3660972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118 (or 1116 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 3660972 is about 1913.3666663763. The cubic root of 3660972 is about 154.1222956148.

The spelling of 3660972 in words is "three million, six hundred sixty thousand, nine hundred seventy-two".