3504889 has 2 divisors, whose sum is σ = 3504890. Its totient is φ = 3504888.

The previous prime is 3504869. The next prime is 3504923. The reversal of 3504889 is 9884053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2832489 + 672400 = 1683^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 3504889 - 2⁵ = 3504857 is a prime.

It is not a weakly prime, because it can be changed into another prime (3504869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1752444 + 1752445.

It is an arithmetic number, because the mean of its divisors is an integer number (1752445).

Almost surely, 2^3504889 is an apocalyptic number.

It is an amenable number.

3504889 is a deficient number, since it is larger than the sum of its proper divisors (1).

3504889 is an equidigital number, since it uses as much as digits as its factorization.

3504889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 3504889 is about 1872.1348776197. The cubic root of 3504889 is about 151.9001103858.

The spelling of 3504889 in words is "three million, five hundred four thousand, eight hundred eighty-nine".