3524257 has 4 divisors (see below), whose sum is σ = 3844656. Its totient is φ = 3203860.

The previous prime is 3524249. The next prime is 3524273. The reversal of 3524257 is 7524253.

3524257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3524257 - 2³ = 3524249 is a prime.

It is a Duffinian number.

3524257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3524207) 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 in 3 ways as a sum of consecutive naturals, for example, 160183 + ... + 160204.

It is an arithmetic number, because the mean of its divisors is an integer number (961164).

Almost surely, 2^3524257 is an apocalyptic number.

It is an amenable number.

3524257 is a deficient number, since it is larger than the sum of its proper divisors (320399).

3524257 is a wasteful number, since it uses less digits than its factorization.

3524257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320398.

The product of its digits is 8400, while the sum is 28.

The square root of 3524257 is about 1877.3004554413. The cubic root of 3524257 is about 152.1793963348.

The spelling of 3524257 in words is "three million, five hundred twenty-four thousand, two hundred fifty-seven".