3530069 has 2 divisors, whose sum is σ = 3530070. Its totient is φ = 3530068.

The previous prime is 3530041. The next prime is 3530071. The reversal of 3530069 is 9600353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 1295044 = 1495^2 + 1138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3530069 is a prime.

It is a super-2 number, since 2×3530069² = 24922774289522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3530071, it forms a pair of twin primes.

It is a Chen 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 (3530039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1765034 + 1765035.

It is an arithmetic number, because the mean of its divisors is an integer number (1765035).

Almost surely, 2^3530069 is an apocalyptic number.

It is an amenable number.

3530069 is a deficient number, since it is larger than the sum of its proper divisors (1).

3530069 is an equidigital number, since it uses as much as digits as its factorization.

3530069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 3530069 is about 1878.8477852131. The cubic root of 3530069 is about 152.2630055317.

The spelling of 3530069 in words is "three million, five hundred thirty thousand, sixty-nine".