3445855 has 8 divisors (see below), whose sum is σ = 4725792. Its totient is φ = 2362848.

The previous prime is 3445853. The next prime is 3445873. The reversal of 3445855 is 5585443.

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

It is a cyclic number.

It is not a de Polignac number, because 3445855 - 2¹ = 3445853 is a prime.

It is a Duffinian number.

3445855 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3445855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49192 + ... + 49261.

It is an arithmetic number, because the mean of its divisors is an integer number (590724).

Almost surely, 2^3445855 is an apocalyptic number.

3445855 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3445855 is a deficient number, since it is larger than the sum of its proper divisors (1279937).

3445855 is an equidigital number, since it uses as much as digits as its factorization.

3445855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98465.

The product of its digits is 48000, while the sum is 34.

The square root of 3445855 is about 1856.3014302640. The cubic root of 3445855 is about 151.0424423477.

The spelling of 3445855 in words is "three million, four hundred forty-five thousand, eight hundred fifty-five".