3539857 has 2 divisors, whose sum is σ = 3539858. Its totient is φ = 3539856.

The previous prime is 3539849. The next prime is 3539863. The reversal of 3539857 is 7589353.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3530641 + 9216 = 1879^2 + 96^2 .

It is an emirp because it is prime and its reverse (7589353) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3539857 - 2³ = 3539849 is a prime.

It is not a weakly prime, because it can be changed into another prime (3539897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1769928 + 1769929.

It is an arithmetic number, because the mean of its divisors is an integer number (1769929).

Almost surely, 2^3539857 is an apocalyptic number.

It is an amenable number.

3539857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3539857 is an equidigital number, since it uses as much as digits as its factorization.

3539857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 3539857 is about 1881.4507700176. The cubic root of 3539857 is about 152.4036047627.

The spelling of 3539857 in words is "three million, five hundred thirty-nine thousand, eight hundred fifty-seven".