42671275 has 12 divisors (see below), whose sum is σ = 56025432. Its totient is φ = 32128640.

The previous prime is 42671263. The next prime is 42671303. The reversal of 42671275 is 57217624.

42671275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42671275 - 2⁵ = 42671243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42671275.

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 11 ways as a sum of consecutive naturals, for example, 49777 + ... + 50626.

It is an arithmetic number, because the mean of its divisors is an integer number (4668786).

Almost surely, 2^42671275 is an apocalyptic number.

42671275 is a deficient number, since it is larger than the sum of its proper divisors (13354157).

42671275 is a wasteful number, since it uses less digits than its factorization.

42671275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100430 (or 100425 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 42671275 is about 6532.3253899358. The cubic root of 42671275 is about 349.4447659103. Note that the first 3 decimals are identical.

Adding to 42671275 its reverse (57217624), we get a palindrome (99888899).

The spelling of 42671275 in words is "forty-two million, six hundred seventy-one thousand, two hundred seventy-five".