4450345 has 16 divisors (see below), whose sum is σ = 5797008. Its totient is φ = 3266560.

The previous prime is 4450337. The next prime is 4450349. The reversal of 4450345 is 5430544.

It can be written as a sum of positive squares in 8 ways, for example, as 69696 + 4380649 = 264^2 + 2093^2 .

It is not a de Polignac number, because 4450345 - 2³ = 4450337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4450349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2847 + ... + 4123.

It is an arithmetic number, because the mean of its divisors is an integer number (362313).

Almost surely, 2^4450345 is an apocalyptic number.

It is an amenable number.

4450345 is a deficient number, since it is larger than the sum of its proper divisors (1346663).

4450345 is a wasteful number, since it uses less digits than its factorization.

4450345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 4450345 is about 2109.5840822304. The cubic root of 4450345 is about 164.4868662198.

Adding to 4450345 its reverse (5430544), we get a palindrome (9880889).

The spelling of 4450345 in words is "four million, four hundred fifty thousand, three hundred forty-five".