4664545 has 8 divisors (see below), whose sum is σ = 5926824. Its totient is φ = 3512064.

The previous prime is 4664533. The next prime is 4664567. The reversal of 4664545 is 5454664.

It can be written as a sum of positive squares in 4 ways, for example, as 2471184 + 2193361 = 1572^2 + 1481^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-4664545 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4664545.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 27354 + ... + 27523.

It is an arithmetic number, because the mean of its divisors is an integer number (740853).

Almost surely, 2^4664545 is an apocalyptic number.

It is an amenable number.

4664545 is a deficient number, since it is larger than the sum of its proper divisors (1262279).

4664545 is a wasteful number, since it uses less digits than its factorization.

4664545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54899.

The product of its digits is 57600, while the sum is 34.

The square root of 4664545 is about 2159.7557732299. The cubic root of 4664545 is about 167.0846022144.

The spelling of 4664545 in words is "four million, six hundred sixty-four thousand, five hundred forty-five".