4825665 has 48 divisors (see below), whose sum is σ = 9212112. Its totient is φ = 2322432.

The previous prime is 4825643. The next prime is 4825673. The reversal of 4825665 is 5665284.

It can be written as a sum of positive squares in 8 ways, for example, as 1354896 + 3470769 = 1164^2 + 1863^2 .

It is not a de Polignac number, because 4825665 - 2⁵ = 4825633 is a prime.

It is a Curzon number.

4825665 is a lucky number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42649 + ... + 42761.

It is an arithmetic number, because the mean of its divisors is an integer number (191919).

Almost surely, 2^4825665 is an apocalyptic number.

4825665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4825665 is a deficient number, since it is larger than the sum of its proper divisors (4386447).

4825665 is a wasteful number, since it uses less digits than its factorization.

4825665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 207 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 4825665 is about 2196.7396295419. The cubic root of 4825665 is about 168.9866474051.

The spelling of 4825665 in words is "four million, eight hundred twenty-five thousand, six hundred sixty-five".