4565545 has 8 divisors (see below), whose sum is σ = 5568840. Its totient is φ = 3592320.

The previous prime is 4565543. The next prime is 4565549. The reversal of 4565545 is 5455654.

It can be written as a sum of positive squares in 4 ways, for example, as 553536 + 4012009 = 744^2 + 2003^2 .

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

It is not a de Polignac number, because 4565545 - 2¹ = 4565543 is a prime.

It is a super-2 number, since 2×4565545² = 41688402294050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4565545.

It is not an unprimeable number, because it can be changed into a prime (4565543) 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, 7180 + ... + 7789.

It is an arithmetic number, because the mean of its divisors is an integer number (696105).

Almost surely, 2^4565545 is an apocalyptic number.

It is an amenable number.

4565545 is a deficient number, since it is larger than the sum of its proper divisors (1003295).

4565545 is a wasteful number, since it uses less digits than its factorization.

4565545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15035.

The product of its digits is 60000, while the sum is 34.

The square root of 4565545 is about 2136.7135980285. The cubic root of 4565545 is about 165.8940752601.

The spelling of 4565545 in words is "four million, five hundred sixty-five thousand, five hundred forty-five".