4424545 has 8 divisors (see below), whose sum is σ = 5339880. Its totient is φ = 3519360.

The previous prime is 4424531. The next prime is 4424561. The reversal of 4424545 is 5454244.

It can be written as a sum of positive squares in 4 ways, for example, as 31329 + 4393216 = 177^2 + 2096^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4424545 - 2¹⁷ = 4293473 is a prime.

It is a nialpdrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1540 + ... + 3349.

It is an arithmetic number, because the mean of its divisors is an integer number (667485).

Almost surely, 2^4424545 is an apocalyptic number.

It is an amenable number.

4424545 is a deficient number, since it is larger than the sum of its proper divisors (915335).

4424545 is a wasteful number, since it uses less digits than its factorization.

4424545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5075.

The product of its digits is 12800, while the sum is 28.

The square root of 4424545 is about 2103.4602444544. The cubic root of 4424545 is about 164.1683899029.

Adding to 4424545 its reverse (5454244), we get a palindrome (9878789).

The spelling of 4424545 in words is "four million, four hundred twenty-four thousand, five hundred forty-five".