3725571 has 8 divisors (see below), whose sum is σ = 4976640. Its totient is φ = 2479112.

The previous prime is 3725569. The next prime is 3725573. The reversal of 3725571 is 1755273.

It is an interprime number because it is at equal distance from previous prime (3725569) and next prime (3725573).

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

It is a cyclic number.

It is not a de Polignac number, because 3725571 - 2¹ = 3725569 is a prime.

3725571 is a lucky number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1870 + ... + 3308.

It is an arithmetic number, because the mean of its divisors is an integer number (622080).

Almost surely, 2^3725571 is an apocalyptic number.

3725571 is a deficient number, since it is larger than the sum of its proper divisors (1251069).

3725571 is a wasteful number, since it uses less digits than its factorization.

3725571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2305.

The product of its digits is 7350, while the sum is 30.

The square root of 3725571 is about 1930.1738263690. The cubic root of 3725571 is about 155.0235274726.

The spelling of 3725571 in words is "three million, seven hundred twenty-five thousand, five hundred seventy-one".