875660242 has 8 divisors (see below), whose sum is σ = 1390754556. Its totient is φ = 412075392.

The previous prime is 875660221. The next prime is 875660251. The reversal of 875660242 is 242066578.

It can be written as a sum of positive squares in 2 ways, for example, as 875508921 + 151321 = 29589^2 + 389^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 875660195 and 875660204.

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 3 ways as a sum of consecutive naturals, for example, 12877323 + ... + 12877390.

Almost surely, 2^875660242 is an apocalyptic number.

875660242 is a deficient number, since it is larger than the sum of its proper divisors (515094314).

875660242 is a wasteful number, since it uses less digits than its factorization.

875660242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25754732.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 875660242 is about 29591.5569377483. The cubic root of 875660242 is about 956.7061018572.

The spelling of 875660242 in words is "eight hundred seventy-five million, six hundred sixty thousand, two hundred forty-two".