4521259 has 16 divisors (see below), whose sum is σ = 4999680. Its totient is φ = 4073760.

The previous prime is 4521241. The next prime is 4521299. The reversal of 4521259 is 9521254.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4521259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4521299) 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 15 ways as a sum of consecutive naturals, for example, 54432 + ... + 54514.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^4521259 is an apocalyptic number.

4521259 is a deficient number, since it is larger than the sum of its proper divisors (478421).

4521259 is a wasteful number, since it uses less digits than its factorization.

4521259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210.

The product of its digits is 3600, while the sum is 28.

The square root of 4521259 is about 2126.3252338248. The cubic root of 4521259 is about 165.3559380766.

It can be divided in two parts, 452 and 1259, that added together give a triangular number (1711 = T₅₈).

The spelling of 4521259 in words is "four million, five hundred twenty-one thousand, two hundred fifty-nine".