3927241 has 4 divisors (see below), whose sum is σ = 3991684. Its totient is φ = 3862800.

The previous prime is 3927199. The next prime is 3927251. The reversal of 3927241 is 1427293.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1299600 + 2627641 = 1140^2 + 1621^2 .

It is a cyclic number.

It is not a de Polignac number, because 3927241 - 2⁷ = 3927113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3927251) 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, 32130 + ... + 32251.

It is an arithmetic number, because the mean of its divisors is an integer number (997921).

Almost surely, 2^3927241 is an apocalyptic number.

It is an amenable number.

3927241 is a deficient number, since it is larger than the sum of its proper divisors (64443).

3927241 is an equidigital number, since it uses as much as digits as its factorization.

3927241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64442.

The product of its digits is 3024, while the sum is 28.

The square root of 3927241 is about 1981.7267722872. The cubic root of 3927241 is about 157.7717287938.

The spelling of 3927241 in words is "three million, nine hundred twenty-seven thousand, two hundred forty-one".