3725578 has 8 divisors (see below), whose sum is σ = 5629572. Its totient is φ = 1849056.

The previous prime is 3725573. The next prime is 3725591. The reversal of 3725578 is 8755273.

It can be written as a sum of positive squares in 2 ways, for example, as 3583449 + 142129 = 1893^2 + 377^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3725573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6525 + ... + 7072.

Almost surely, 2^3725578 is an apocalyptic number.

3725578 is a deficient number, since it is larger than the sum of its proper divisors (1903994).

3725578 is a wasteful number, since it uses less digits than its factorization.

3725578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13736.

The product of its digits is 58800, while the sum is 37.

The square root of 3725578 is about 1930.1756396763. The cubic root of 3725578 is about 155.0236245641.

The spelling of 3725578 in words is "three million, seven hundred twenty-five thousand, five hundred seventy-eight".