3245445 has 24 divisors (see below), whose sum is σ = 6429696. Its totient is φ = 1483488.

The previous prime is 3245441. The next prime is 3245467. The reversal of 3245445 is 5445423.

It is not a de Polignac number, because 3245445 - 2² = 3245441 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 2¹⁹ + 4³ + 5 + 4³ + 4¹⁰ + 5⁷ .

3245445 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3245441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4837 + ... + 5466.

It is an arithmetic number, because the mean of its divisors is an integer number (267904).

Almost surely, 2^3245445 is an apocalyptic number.

3245445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3245445 is a deficient number, since it is larger than the sum of its proper divisors (3184251).

3245445 is a wasteful number, since it uses less digits than its factorization.

3245445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321 (or 10318 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 3245445 is about 1801.5118650733. The cubic root of 3245445 is about 148.0555701962.

The spelling of 3245445 in words is "three million, two hundred forty-five thousand, four hundred forty-five".