3524281 has 2 divisors, whose sum is σ = 3524282. Its totient is φ = 3524280.

The previous prime is 3524273. The next prime is 3524299. The reversal of 3524281 is 1824253.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3258025 + 266256 = 1805^2 + 516^2 .

It is a cyclic number.

It is not a de Polignac number, because 3524281 - 2³ = 3524273 is a prime.

It is a super-2 number, since 2×3524281² = 24841113133922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3524231) 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 as a sum of consecutive naturals, namely, 1762140 + 1762141.

It is an arithmetic number, because the mean of its divisors is an integer number (1762141).

Almost surely, 2^3524281 is an apocalyptic number.

It is an amenable number.

3524281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3524281 is an equidigital number, since it uses as much as digits as its factorization.

3524281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 3524281 is about 1877.3068475878. The cubic root of 3524281 is about 152.1797417785.

The spelling of 3524281 in words is "three million, five hundred twenty-four thousand, two hundred eighty-one".