3646602 has 36 divisors (see below), whose sum is σ = 8405046. Its totient is φ = 1142400.

The previous prime is 3646583. The next prime is 3646603. The reversal of 3646602 is 2066463.

3646602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3606201 + 40401 = 1899^2 + 201^2 .

It is a super-2 number, since 2×3646602² = 26595412292808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3646603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4852 + ... + 5552.

Almost surely, 2^3646602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3646602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4202523).

3646602 is an abundant number, since it is smaller than the sum of its proper divisors (4758444).

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

3646602 is a wasteful number, since it uses less digits than its factorization.

3646602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 3646602 is about 1909.6078131386. The cubic root of 3646602 is about 153.9203782481.

The spelling of 3646602 in words is "three million, six hundred forty-six thousand, six hundred two".