42271125 has 96 divisors (see below), whose sum is σ = 82218240. Its totient is φ = 19219200.

The previous prime is 42271121. The next prime is 42271127. The reversal of 42271125 is 52117224.

It is not a de Polignac number, because 42271125 - 2² = 42271121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42271095 and 42271104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42271121) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1457611 + ... + 1457639.

It is an arithmetic number, because the mean of its divisors is an integer number (856440).

Almost surely, 2^42271125 is an apocalyptic number.

It is an amenable number.

42271125 is a deficient number, since it is larger than the sum of its proper divisors (39947115).

42271125 is a wasteful number, since it uses less digits than its factorization.

42271125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 73 counting only the distinct ones).

The product of its digits is 1120, while the sum is 24.

The square root of 42271125 is about 6501.6247969258. The cubic root of 42271125 is about 348.3490272201.

Adding to 42271125 its reverse (52117224), we get a palindrome (94388349).

The spelling of 42271125 in words is "forty-two million, two hundred seventy-one thousand, one hundred twenty-five".