3545445 has 24 divisors (see below), whose sum is σ = 5850144. Its totient is φ = 1833376.

The previous prime is 3545429. The next prime is 3545461. The reversal of 3545445 is 5445453.

3545445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3545429) and next prime (3545461).

It is not a de Polignac number, because 3545445 - 2⁴ = 3545429 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 33082 + ... + 33188.

It is an arithmetic number, because the mean of its divisors is an integer number (243756).

Almost surely, 2^3545445 is an apocalyptic number.

It is an amenable number.

3545445 is a deficient number, since it is larger than the sum of its proper divisors (2304699).

3545445 is a wasteful number, since it uses less digits than its factorization.

3545445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 162 counting only the distinct ones).

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

The square root of 3545445 is about 1882.9352086570. The cubic root of 3545445 is about 152.4837571162.

The spelling of 3545445 in words is "three million, five hundred forty-five thousand, four hundred forty-five".