3512869 has 2 divisors, whose sum is σ = 3512870. Its totient is φ = 3512868.

The previous prime is 3512851. The next prime is 3512909. The reversal of 3512869 is 9682153.

3512869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2220100 + 1292769 = 1490^2 + 1137^2 .

It is a cyclic number.

It is not a de Polignac number, because 3512869 - 2⁵ = 3512837 is a prime.

It is a super-2 number, since 2×3512869² = 24680497222322, which contains 22 as substring.

3512869 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3512819) 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 as a sum of consecutive naturals, namely, 1756434 + 1756435.

It is an arithmetic number, because the mean of its divisors is an integer number (1756435).

Almost surely, 2^3512869 is an apocalyptic number.

It is an amenable number.

3512869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3512869 is an equidigital number, since it uses as much as digits as its factorization.

3512869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 3512869 is about 1874.2649225763. The cubic root of 3512869 is about 152.0153060533.

The spelling of 3512869 in words is "three million, five hundred twelve thousand, eight hundred sixty-nine".