42407175 has 12 divisors (see below), whose sum is σ = 70113320. Its totient is φ = 22617120.

The previous prime is 42407171. The next prime is 42407191. The reversal of 42407175 is 57170424.

It is not a de Polignac number, because 42407175 - 2² = 42407171 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42407171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282640 + ... + 282789.

Almost surely, 2^42407175 is an apocalyptic number.

42407175 is a deficient number, since it is larger than the sum of its proper divisors (27706145).

42407175 is a wasteful number, since it uses less digits than its factorization.

42407175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565442 (or 565437 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 42407175 is about 6512.0791610668. The cubic root of 42407175 is about 348.7223484969.

Adding to 42407175 its reverse (57170424), we get a palindrome (99577599).

The spelling of 42407175 in words is "forty-two million, four hundred seven thousand, one hundred seventy-five".