3581069 has 4 divisors (see below), whose sum is σ = 3585696. Its totient is φ = 3576444.

The previous prime is 3581047. The next prime is 3581087. The reversal of 3581069 is 9601853.

3581069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3581069 - 2⁸ = 3580813 is a prime.

It is a super-2 number, since 2×3581069² = 25648110365522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3581029) 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 3 ways as a sum of consecutive naturals, for example, 839 + ... + 2804.

It is an arithmetic number, because the mean of its divisors is an integer number (896424).

Almost surely, 2^3581069 is an apocalyptic number.

It is an amenable number.

3581069 is a deficient number, since it is larger than the sum of its proper divisors (4627).

3581069 is an equidigital number, since it uses as much as digits as its factorization.

3581069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 3581069 is about 1892.3712637852. The cubic root of 3581069 is about 152.9927659729.

The spelling of 3581069 in words is "three million, five hundred eighty-one thousand, sixty-nine".