4452561 has 12 divisors (see below), whose sum is σ = 6639360. Its totient is φ = 2872440.

The previous prime is 4452533. The next prime is 4452571. The reversal of 4452561 is 1652544.

It is not a de Polignac number, because 4452561 - 2⁷ = 4452433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4452571) 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 11 ways as a sum of consecutive naturals, for example, 7701 + ... + 8258.

It is an arithmetic number, because the mean of its divisors is an integer number (553280).

Almost surely, 2^4452561 is an apocalyptic number.

It is an amenable number.

4452561 is a deficient number, since it is larger than the sum of its proper divisors (2186799).

4452561 is a wasteful number, since it uses less digits than its factorization.

4452561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15996 (or 15993 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4452561 is about 2110.1092388784. The cubic root of 4452561 is about 164.5141631606.

The spelling of 4452561 in words is "four million, four hundred fifty-two thousand, five hundred sixty-one".