4426445 has 4 divisors (see below), whose sum is σ = 5311740. Its totient is φ = 3541152.

The previous prime is 4426441. The next prime is 4426451. The reversal of 4426445 is 5446244.

It is a happy number.

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 2036329 + 2390116 = 1427^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 4426445 - 2² = 4426441 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4426441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 442640 + ... + 442649.

It is an arithmetic number, because the mean of its divisors is an integer number (1327935).

Almost surely, 2^4426445 is an apocalyptic number.

It is an amenable number.

4426445 is a deficient number, since it is larger than the sum of its proper divisors (885295).

4426445 is an equidigital number, since it uses as much as digits as its factorization.

4426445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885294.

The product of its digits is 15360, while the sum is 29.

The square root of 4426445 is about 2103.9118327535. The cubic root of 4426445 is about 164.1918857504.

The spelling of 4426445 in words is "four million, four hundred twenty-six thousand, four hundred forty-five".