3528257 has 2 divisors, whose sum is σ = 3528258. Its totient is φ = 3528256.

The previous prime is 3528253. The next prime is 3528271. The reversal of 3528257 is 7528253.

3528257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3444736 + 83521 = 1856^2 + 289^2 .

It is a cyclic number.

It is not a de Polignac number, because 3528257 - 2² = 3528253 is a prime.

It is not a weakly prime, because it can be changed into another prime (3528251) 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 as a sum of consecutive naturals, namely, 1764128 + 1764129.

It is an arithmetic number, because the mean of its divisors is an integer number (1764129).

Almost surely, 2^3528257 is an apocalyptic number.

It is an amenable number.

3528257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3528257 is an equidigital number, since it uses as much as digits as its factorization.

3528257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 32.

The square root of 3528257 is about 1878.3655128861. The cubic root of 3528257 is about 152.2369486486.

The spelling of 3528257 in words is "three million, five hundred twenty-eight thousand, two hundred fifty-seven".