4452478 has 16 divisors (see below), whose sum is σ = 7134336. Its totient is φ = 2079000.

The previous prime is 4452473. The next prime is 4452491. The reversal of 4452478 is 8742544.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4452473) 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 7 ways as a sum of consecutive naturals, for example, 853 + ... + 3103.

It is an arithmetic number, because the mean of its divisors is an integer number (445896).

Almost surely, 2^4452478 is an apocalyptic number.

4452478 is a deficient number, since it is larger than the sum of its proper divisors (2681858).

4452478 is a wasteful number, since it uses less digits than its factorization.

4452478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319.

The product of its digits is 35840, while the sum is 34.

The square root of 4452478 is about 2110.0895715585. The cubic root of 4452478 is about 164.5131409205.

It can be divided in two parts, 44 and 52478, that multiplied together give a palindrome (2309032).

The spelling of 4452478 in words is "four million, four hundred fifty-two thousand, four hundred seventy-eight".