872242752 has 56 divisors (see below), whose sum is σ = 2309977600. Its totient is φ = 290474496.

The previous prime is 872242717. The next prime is 872242757. The reversal of 872242752 is 257242278.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 872242752.

It is not an unprimeable number, because it can be changed into a prime (872242757) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 388449 + ... + 390687.

It is an arithmetic number, because the mean of its divisors is an integer number (41249600).

Almost surely, 2^872242752 is an apocalyptic number.

It is an amenable number.

872242752 is an abundant number, since it is smaller than the sum of its proper divisors (1437734848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

872242752 is a wasteful number, since it uses less digits than its factorization.

872242752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283 (or 4273 counting only the distinct ones).

The product of its digits is 125440, while the sum is 39.

The square root of 872242752 is about 29533.7561444527. The cubic root of 872242752 is about 955.4598817578.

The spelling of 872242752 in words is "eight hundred seventy-two million, two hundred forty-two thousand, seven hundred fifty-two".