4564009 has 8 divisors (see below), whose sum is σ = 4860000. Its totient is φ = 4273632.

The previous prime is 4563983. The next prime is 4564013. The reversal of 4564009 is 9004654.

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

It is not a de Polignac number, because 4564009 - 2²¹ = 2466857 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 (4564039) 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, 342 + ... + 3040.

It is an arithmetic number, because the mean of its divisors is an integer number (607500).

Almost surely, 2^4564009 is an apocalyptic number.

It is an amenable number.

4564009 is a deficient number, since it is larger than the sum of its proper divisors (295991).

4564009 is a wasteful number, since it uses less digits than its factorization.

4564009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4564009 is about 2136.3541373096. The cubic root of 4564009 is about 165.8754690929.

It can be divided in two parts, 456 and 4009, that added together give a triangular number (4465 = T₉₄).

The spelling of 4564009 in words is "four million, five hundred sixty-four thousand, nine".