4052505 has 8 divisors (see below), whose sum is σ = 6484032. Its totient is φ = 2161328.

The previous prime is 4052501. The next prime is 4052507. The reversal of 4052505 is 5052504.

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 4052505 - 2² = 4052501 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4052501) 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, 135069 + ... + 135098.

It is an arithmetic number, because the mean of its divisors is an integer number (810504).

Almost surely, 2^4052505 is an apocalyptic number.

It is an amenable number.

4052505 is a deficient number, since it is larger than the sum of its proper divisors (2431527).

4052505 is a wasteful number, since it uses less digits than its factorization.

4052505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270175.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 4052505 is about 2013.0834557961. The cubic root of 4052505 is about 159.4316423043.

Subtracting 4052505 from its reverse (5052504), we obtain a palindrome (999999).

The spelling of 4052505 in words is "four million, fifty-two thousand, five hundred five".