4049571 has 8 divisors (see below), whose sum is σ = 5501520. Its totient is φ = 2648672.

The previous prime is 4049569. The next prime is 4049579. The reversal of 4049571 is 1759404.

It is a happy number.

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 4049571 - 2¹ = 4049569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4049579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12576 + ... + 12893.

It is an arithmetic number, because the mean of its divisors is an integer number (687690).

Almost surely, 2^4049571 is an apocalyptic number.

4049571 is a deficient number, since it is larger than the sum of its proper divisors (1451949).

4049571 is a wasteful number, since it uses less digits than its factorization.

4049571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25525.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 4049571 is about 2012.3545910202. The cubic root of 4049571 is about 159.3931570240.

The spelling of 4049571 in words is "four million, forty-nine thousand, five hundred seventy-one".