4528045 has 8 divisors (see below), whose sum is σ = 5462424. Its totient is φ = 3603264.

The previous prime is 4528021. The next prime is 4528087. The reversal of 4528045 is 5408254.

It can be written as a sum of positive squares in 4 ways, for example, as 643204 + 3884841 = 802^2 + 1971^2 .

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 4528045 - 2¹⁹ = 4003757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1314 + ... + 3283.

It is an arithmetic number, because the mean of its divisors is an integer number (682803).

Almost surely, 2^4528045 is an apocalyptic number.

It is an amenable number.

4528045 is a deficient number, since it is larger than the sum of its proper divisors (934379).

4528045 is a wasteful number, since it uses less digits than its factorization.

4528045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4799.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 4528045 is about 2127.9203462536. The cubic root of 4528045 is about 165.4386248143.

The spelling of 4528045 in words is "four million, five hundred twenty-eight thousand, forty-five".