3646100 has 54 divisors (see below), whose sum is σ = 8433054. Its totient is φ = 1368000.

The previous prime is 3646079. The next prime is 3646103. The reversal of 3646100 is 16463.

3646100 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 976144 + 2669956 = 988^2 + 1634^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646103) 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, 36050 + ... + 36150.

Almost surely, 2^3646100 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 3646100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4216527).

3646100 is an abundant number, since it is smaller than the sum of its proper divisors (4786954).

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

3646100 is a wasteful number, since it uses less digits than its factorization.

3646100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3646100 is about 1909.4763680130. The cubic root of 3646100 is about 153.9133149075.

The spelling of 3646100 in words is "three million, six hundred forty-six thousand, one hundred".