3603966 has 32 divisors (see below), whose sum is σ = 7737120. Its totient is φ = 1115136.

The previous prime is 3603961. The next prime is 3603989. The reversal of 3603966 is 6693063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8880 + ... + 9276.

It is an arithmetic number, because the mean of its divisors is an integer number (241785).

Almost surely, 2^3603966 is an apocalyptic number.

3603966 is an abundant number, since it is smaller than the sum of its proper divisors (4133154).

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

3603966 is a wasteful number, since it uses less digits than its factorization.

3603966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 3603966 is about 1898.4114411792. The cubic root of 3603966 is about 153.3181469942.

The spelling of 3603966 in words is "three million, six hundred three thousand, nine hundred sixty-six".