4105625 has 10 divisors (see below), whose sum is σ = 5131170. Its totient is φ = 3284000.

The previous prime is 4105613. The next prime is 4105627. The reversal of 4105625 is 5265014.

It can be written as a sum of positive squares in 5 ways, for example, as 760384 + 3345241 = 872^2 + 1829^2 .

It is not a de Polignac number, because 4105625 - 2¹⁰ = 4104601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4105625.

It is not an unprimeable number, because it can be changed into a prime (4105627) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 2660 + ... + 3909.

It is an arithmetic number, because the mean of its divisors is an integer number (513117).

Almost surely, 2^4105625 is an apocalyptic number.

It is an amenable number.

4105625 is a deficient number, since it is larger than the sum of its proper divisors (1025545).

4105625 is an frugal number, since it uses more digits than its factorization.

4105625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6589 (or 6574 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 4105625 is about 2026.2341917952. The cubic root of 4105625 is about 160.1252274832.

It can be divided in two parts, 4 and 105625, that multiplied together give a square (422500 = 650²).

The spelling of 4105625 in words is "four million, one hundred five thousand, six hundred twenty-five".