4285525 has 24 divisors (see below), whose sum is σ = 5640264. Its totient is φ = 3225600.

The previous prime is 4285517. The next prime is 4285543. The reversal of 4285525 is 5255824.

It can be written as a sum of positive squares in 12 ways, for example, as 2692881 + 1592644 = 1641^2 + 1262^2 .

It is not a de Polignac number, because 4285525 - 2³ = 4285517 is a prime.

It is a Duffinian number.

4285525 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37869 + ... + 37981.

It is an arithmetic number, because the mean of its divisors is an integer number (235011).

Almost surely, 2^4285525 is an apocalyptic number.

It is an amenable number.

4285525 is a deficient number, since it is larger than the sum of its proper divisors (1354739).

4285525 is a wasteful number, since it uses less digits than its factorization.

4285525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 196 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 4285525 is about 2070.1509606790. The cubic root of 4285525 is about 162.4306607522.

Subtracting 4285525 from its reverse (5255824), we obtain a cube (970299 = 99³).

The spelling of 4285525 in words is "four million, two hundred eighty-five thousand, five hundred twenty-five".