4564489 has 8 divisors (see below), whose sum is σ = 4711392. Its totient is φ = 4419360.

The previous prime is 4564487. The next prime is 4564523. The reversal of 4564489 is 9844654.

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

It is a cyclic number.

It is not a de Polignac number, because 4564489 - 2¹ = 4564487 is a prime.

It is a super-2 number, since 2×4564489² = 41669119662242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4564487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6342 + ... + 7024.

It is an arithmetic number, because the mean of its divisors is an integer number (588924).

Almost surely, 2^4564489 is an apocalyptic number.

It is an amenable number.

4564489 is a deficient number, since it is larger than the sum of its proper divisors (146903).

4564489 is a wasteful number, since it uses less digits than its factorization.

4564489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887.

The product of its digits is 138240, while the sum is 40.

The square root of 4564489 is about 2136.4664752811. The cubic root of 4564489 is about 165.8812839685.

The spelling of 4564489 in words is "four million, five hundred sixty-four thousand, four hundred eighty-nine".