4495945 has 4 divisors (see below), whose sum is σ = 5395140. Its totient is φ = 3596752.

The previous prime is 4495921. The next prime is 4495979. The reversal of 4495945 is 5495944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2930944 + 1565001 = 1712^2 + 1251^2 .

It is a cyclic number.

It is not a de Polignac number, because 4495945 - 2⁷ = 4495817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4495898 and 4495907.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449590 + ... + 449599.

It is an arithmetic number, because the mean of its divisors is an integer number (1348785).

Almost surely, 2^4495945 is an apocalyptic number.

It is an amenable number.

4495945 is a deficient number, since it is larger than the sum of its proper divisors (899195).

4495945 is an equidigital number, since it uses as much as digits as its factorization.

4495945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899194.

The product of its digits is 129600, while the sum is 40.

The square root of 4495945 is about 2120.3643554823. The cubic root of 4495945 is about 165.0467574864.

Subtracting 4495945 from its reverse (5495944), we obtain a palindrome (999999).

The spelling of 4495945 in words is "four million, four hundred ninety-five thousand, nine hundred forty-five".