872235115 has 4 divisors (see below), whose sum is σ = 1046682144. Its totient is φ = 697788088.

The previous prime is 872235097. The next prime is 872235121. The reversal of 872235115 is 511532278.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 872235115 - 2¹¹ = 872233067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87223507 + ... + 87223516.

It is an arithmetic number, because the mean of its divisors is an integer number (261670536).

Almost surely, 2^872235115 is an apocalyptic number.

872235115 is a deficient number, since it is larger than the sum of its proper divisors (174447029).

872235115 is a wasteful number, since it uses less digits than its factorization.

872235115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174447028.

The product of its digits is 16800, while the sum is 34.

The square root of 872235115 is about 29533.6268514383. The cubic root of 872235115 is about 955.4570932113.

The spelling of 872235115 in words is "eight hundred seventy-two million, two hundred thirty-five thousand, one hundred fifteen".