4385525 has 24 divisors (see below), whose sum is σ = 5892480. Its totient is φ = 3227840.

The previous prime is 4385519. The next prime is 4385531. The reversal of 4385525 is 5255834.

4385525 = T₆₀₆ + T₆₀₇ + ... + T₆₂₈.

It is an interprime number because it is at equal distance from previous prime (4385519) and next prime (4385531).

It is not a de Polignac number, because 4385525 - 2⁴ = 4385509 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (24000) is a multiple of the sum of its prime divisors (320).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4385491 and 4385500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16544 + ... + 16806.

It is an arithmetic number, because the mean of its divisors is an integer number (245520).

Almost surely, 2^4385525 is an apocalyptic number.

It is an amenable number.

4385525 is a deficient number, since it is larger than the sum of its proper divisors (1506955).

4385525 is a wasteful number, since it uses less digits than its factorization.

4385525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 320 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 4385525 is about 2094.1645112073. The cubic root of 4385525 is about 163.6843646591.

The spelling of 4385525 in words is "four million, three hundred eighty-five thousand, five hundred twenty-five".