3696660 has 72 divisors (see below), whose sum is σ = 12239136. Its totient is φ = 895680.

The previous prime is 3696643. The next prime is 3696703. The reversal of 3696660 is 666963.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 1047 + ... + 2913.

It is an arithmetic number, because the mean of its divisors is an integer number (169988).

Almost surely, 2^3696660 is an apocalyptic number.

3696660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3696660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6119568).

3696660 is an abundant number, since it is smaller than the sum of its proper divisors (8542476).

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

3696660 is a wasteful number, since it uses less digits than its factorization.

3696660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893 (or 1888 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 3696660 is about 1922.6700184899. The cubic root of 3696660 is about 154.6214836145.

It can be divided in two parts, 3696 and 660, that added together give a square (4356 = 66²).

The spelling of 3696660 in words is "three million, six hundred ninety-six thousand, six hundred sixty".