872645068 has 24 divisors (see below), whose sum is σ = 1547578368. Its totient is φ = 430494096.

The previous prime is 872645057. The next prime is 872645101. The reversal of 872645068 is 860546278.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 365005 + ... + 367387.

It is an arithmetic number, because the mean of its divisors is an integer number (64482432).

Almost surely, 2^872645068 is an apocalyptic number.

It is an amenable number.

872645068 is a deficient number, since it is larger than the sum of its proper divisors (674933300).

872645068 is a wasteful number, since it uses less digits than its factorization.

872645068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573 (or 3571 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 872645068 is about 29540.5664806889. The cubic root of 872645068 is about 955.6067589552.

The spelling of 872645068 in words is "eight hundred seventy-two million, six hundred forty-five thousand, sixty-eight".