3725628 has 24 divisors (see below), whose sum is σ = 8814288. Its totient is φ = 1224576.

The previous prime is 3725597. The next prime is 3725651. The reversal of 3725628 is 8265273.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1251 + ... + 3002.

It is an arithmetic number, because the mean of its divisors is an integer number (367262).

Almost surely, 2^3725628 is an apocalyptic number.

It is an amenable number.

3725628 is an abundant number, since it is smaller than the sum of its proper divisors (5088660).

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

3725628 is a wasteful number, since it uses less digits than its factorization.

3725628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333 (or 4331 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 3725628 is about 1930.1885918221. The cubic root of 3725628 is about 155.0243180714.

The spelling of 3725628 in words is "three million, seven hundred twenty-five thousand, six hundred twenty-eight".