4565489 has 4 divisors (see below), whose sum is σ = 4623360. Its totient is φ = 4507620.

The previous prime is 4565471. The next prime is 4565497. The reversal of 4565489 is 9845654.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4565489 - 2¹² = 4561393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4565189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28817 + ... + 28974.

It is an arithmetic number, because the mean of its divisors is an integer number (1155840).

Almost surely, 2^4565489 is an apocalyptic number.

It is an amenable number.

4565489 is a deficient number, since it is larger than the sum of its proper divisors (57871).

4565489 is an equidigital number, since it uses as much as digits as its factorization.

4565489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57870.

The product of its digits is 172800, while the sum is 41.

The square root of 4565489 is about 2136.7004937520. The cubic root of 4565489 is about 165.8933969836.

The spelling of 4565489 in words is "four million, five hundred sixty-five thousand, four hundred eighty-nine".