42366125 has 16 divisors (see below), whose sum is σ = 55985904. Its totient is φ = 31897600.

The previous prime is 42366109. The next prime is 42366139. The reversal of 42366125 is 52166324.

42366125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 14845609 + 27520516 = 3853^2 + 5246^2 .

It is not a de Polignac number, because 42366125 - 2⁴ = 42366109 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 7844 + ... + 12093.

It is an arithmetic number, because the mean of its divisors is an integer number (3499119).

Almost surely, 2^42366125 is an apocalyptic number.

It is an amenable number.

42366125 is a deficient number, since it is larger than the sum of its proper divisors (13619779).

42366125 is a wasteful number, since it uses less digits than its factorization.

42366125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19969 (or 19959 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 42366125 is about 6508.9265628059. The cubic root of 42366125 is about 348.6097914916.

The spelling of 42366125 in words is "forty-two million, three hundred sixty-six thousand, one hundred twenty-five".