3467521 has 2 divisors, whose sum is σ = 3467522. Its totient is φ = 3467520.

The previous prime is 3467483. The next prime is 3467531. The reversal of 3467521 is 1257643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3459600 + 7921 = 1860^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 3467521 - 2¹³ = 3459329 is a prime.

It is a Chen prime.

3467521 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3467521.

It is not a weakly prime, because it can be changed into another prime (3467531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1733760 + 1733761.

It is an arithmetic number, because the mean of its divisors is an integer number (1733761).

Almost surely, 2^3467521 is an apocalyptic number.

It is an amenable number.

3467521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3467521 is an equidigital number, since it uses as much as digits as its factorization.

3467521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 3467521 is about 1862.1280836720. The cubic root of 3467521 is about 151.3583437007.

The spelling of 3467521 in words is "three million, four hundred sixty-seven thousand, five hundred twenty-one".