4240571 has 4 divisors (see below), whose sum is σ = 4255944. Its totient is φ = 4225200.

The previous prime is 4240567. The next prime is 4240597. The reversal of 4240571 is 1750424.

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

It is a cyclic number.

It is not a de Polignac number, because 4240571 - 2² = 4240567 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4240501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7265 + ... + 7826.

It is an arithmetic number, because the mean of its divisors is an integer number (1063986).

Almost surely, 2^4240571 is an apocalyptic number.

4240571 is a deficient number, since it is larger than the sum of its proper divisors (15373).

4240571 is a wasteful number, since it uses less digits than its factorization.

4240571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15372.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 4240571 is about 2059.2646745865. The cubic root of 4240571 is about 161.8607119562.

Adding to 4240571 its reverse (1750424), we get a palindrome (5990995).

The spelling of 4240571 in words is "four million, two hundred forty thousand, five hundred seventy-one".