3455445 has 16 divisors (see below), whose sum is σ = 6318720. Its totient is φ = 1579584.

The previous prime is 3455443. The next prime is 3455447. The reversal of 3455445 is 5445543.

It is an interprime number because it is at equal distance from previous prime (3455443) and next prime (3455447).

It is not a de Polignac number, because 3455445 - 2¹ = 3455443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16350 + ... + 16559.

It is an arithmetic number, because the mean of its divisors is an integer number (394920).

Almost surely, 2^3455445 is an apocalyptic number.

3455445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3455445 is a deficient number, since it is larger than the sum of its proper divisors (2863275).

3455445 is a wasteful number, since it uses less digits than its factorization.

3455445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32924.

The product of its digits is 24000, while the sum is 30.

The square root of 3455445 is about 1858.8827289531. The cubic root of 3455445 is about 151.1824323113.

The spelling of 3455445 in words is "three million, four hundred fifty-five thousand, four hundred forty-five".