3445869 has 8 divisors (see below), whose sum is σ = 5250880. Its totient is φ = 1969056.

The previous prime is 3445853. The next prime is 3445873. The reversal of 3445869 is 9685443.

3445869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3445869 - 2⁴ = 3445853 is a prime.

It is a super-2 number, since 2×3445869² = 23748026330322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445369) 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 7 ways as a sum of consecutive naturals, for example, 82024 + ... + 82065.

It is an arithmetic number, because the mean of its divisors is an integer number (656360).

Almost surely, 2^3445869 is an apocalyptic number.

It is an amenable number.

3445869 is a deficient number, since it is larger than the sum of its proper divisors (1805011).

3445869 is a wasteful number, since it uses less digits than its factorization.

3445869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164099.

The product of its digits is 103680, while the sum is 39.

The square root of 3445869 is about 1856.3052011994. The cubic root of 3445869 is about 151.0426469018.

The spelling of 3445869 in words is "three million, four hundred forty-five thousand, eight hundred sixty-nine".