4528685 has 16 divisors (see below), whose sum is σ = 6345216. Its totient is φ = 3038208.

The previous prime is 4528679. The next prime is 4528703. The reversal of 4528685 is 5868254.

4528685 = T₁₁₃₄ + T₁₁₃₅ + ... + T₁₁₄₀.

It is a cyclic number.

It is not a de Polignac number, because 4528685 - 2⁸ = 4528429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (396576).

Almost surely, 2^4528685 is an apocalyptic number.

It is an amenable number.

4528685 is a deficient number, since it is larger than the sum of its proper divisors (1816531).

4528685 is a wasteful number, since it uses less digits than its factorization.

4528685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812.

The product of its digits is 76800, while the sum is 38.

The square root of 4528685 is about 2128.0707225090. The cubic root of 4528685 is about 165.4464188867.

The spelling of 4528685 in words is "four million, five hundred twenty-eight thousand, six hundred eighty-five".