872863238 has 8 divisors (see below), whose sum is σ = 1410009888. Its totient is φ = 402859944.

The previous prime is 872863237. The next prime is 872863267. The reversal of 872863238 is 832368278.

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 = 872863192 and 872863201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872863237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16785806 + ... + 16785857.

It is an arithmetic number, because the mean of its divisors is an integer number (176251236).

Almost surely, 2^872863238 is an apocalyptic number.

872863238 is a deficient number, since it is larger than the sum of its proper divisors (537146650).

872863238 is a wasteful number, since it uses less digits than its factorization.

872863238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33571678.

The product of its digits is 774144, while the sum is 47.

The square root of 872863238 is about 29544.2589685374. The cubic root of 872863238 is about 955.6863894038.

The spelling of 872863238 in words is "eight hundred seventy-two million, eight hundred sixty-three thousand, two hundred thirty-eight".