3725604 has 36 divisors (see below), whose sum is σ = 9675484. Its totient is φ = 1207872.

The previous prime is 3725597. The next prime is 3725651. The reversal of 3725604 is 4065273.

It is a happy number.

3725604 is a `hidden beast` number, since 37 + 25 + 604 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3069504 + 656100 = 1752^2 + 810^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67 + ... + 2730.

Almost surely, 2^3725604 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 3725604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4837742).

3725604 is an abundant number, since it is smaller than the sum of its proper divisors (5949880).

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

3725604 is a wasteful number, since it uses less digits than its factorization.

3725604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844 (or 2839 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 3725604 is about 1930.1823748030. The cubic root of 3725604 is about 155.0239851887.

The spelling of 3725604 in words is "three million, seven hundred twenty-five thousand, six hundred four".