3556069 has 6 divisors (see below), whose sum is σ = 3908870. Its totient is φ = 3232680.

The previous prime is 3556061. The next prime is 3556073. The reversal of 3556069 is 9606553.

3556069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2722500 + 833569 = 1650^2 + 913^2 .

It is not a de Polignac number, because 3556069 - 2³ = 3556061 is a prime.

It is a super-2 number, since 2×3556069² = 25291253465522, which contains 22 as substring.

It is a Duffinian number.

3556069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556061) 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 in 5 ways as a sum of consecutive naturals, for example, 14574 + ... + 14815.

Almost surely, 2^3556069 is an apocalyptic number.

It is an amenable number.

3556069 is a deficient number, since it is larger than the sum of its proper divisors (352801).

3556069 is a wasteful number, since it uses less digits than its factorization.

3556069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29411 (or 29400 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 3556069 is about 1885.7542257675. The cubic root of 3556069 is about 152.6359121598.

The spelling of 3556069 in words is "three million, five hundred fifty-six thousand, sixty-nine".