4125285 has 12 divisors (see below), whose sum is σ = 7150572. Its totient is φ = 2200128.

The previous prime is 4125281. The next prime is 4125287. The reversal of 4125285 is 5825214.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1520289 + 2604996 = 1233^2 + 1614^2 .

It is not a de Polignac number, because 4125285 - 2² = 4125281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45792 + ... + 45881.

It is an arithmetic number, because the mean of its divisors is an integer number (595881).

Almost surely, 2^4125285 is an apocalyptic number.

4125285 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4125285 is a deficient number, since it is larger than the sum of its proper divisors (3025287).

4125285 is a wasteful number, since it uses less digits than its factorization.

4125285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91684 (or 91681 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 4125285 is about 2031.0797620970. The cubic root of 4125285 is about 160.3804099391.

The spelling of 4125285 in words is "four million, one hundred twenty-five thousand, two hundred eighty-five".