4505257 has 2 divisors, whose sum is σ = 4505258. Its totient is φ = 4505256.

The previous prime is 4505233. The next prime is 4505287. The reversal of 4505257 is 7525054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2752281 + 1752976 = 1659^2 + 1324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4505257 is a prime.

4505257 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4505227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2252628 + 2252629.

It is an arithmetic number, because the mean of its divisors is an integer number (2252629).

Almost surely, 2^4505257 is an apocalyptic number.

It is an amenable number.

4505257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4505257 is an equidigital number, since it uses as much as digits as its factorization.

4505257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 4505257 is about 2122.5590686716. The cubic root of 4505257 is about 165.1606271725.

The spelling of 4505257 in words is "four million, five hundred five thousand, two hundred fifty-seven".