3505973 has 2 divisors, whose sum is σ = 3505974. Its totient is φ = 3505972.

The previous prime is 3505969. The next prime is 3505979. The reversal of 3505973 is 3795053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3073009 + 432964 = 1753^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 3505973 - 2² = 3505969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3505979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1752986 + 1752987.

It is an arithmetic number, because the mean of its divisors is an integer number (1752987).

Almost surely, 2^3505973 is an apocalyptic number.

It is an amenable number.

3505973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3505973 is an equidigital number, since it uses as much as digits as its factorization.

3505973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14175, while the sum is 32.

The square root of 3505973 is about 1872.4243642935. The cubic root of 3505973 is about 151.9157687749.

The spelling of 3505973 in words is "three million, five hundred five thousand, nine hundred seventy-three".