871727364 has 72 divisors (see below), whose sum is σ = 2238484248. Its totient is φ = 286003200.

The previous prime is 871727359. The next prime is 871727399. The reversal of 871727364 is 463727178.

It can be written as a sum of positive squares in 4 ways, for example, as 554602500 + 317124864 = 23550^2 + 17808^2 .

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 23 ways as a sum of consecutive naturals, for example, 715684 + ... + 716900.

It is an arithmetic number, because the mean of its divisors is an integer number (31090059).

Almost surely, 2^871727364 is an apocalyptic number.

It is an amenable number.

871727364 is an abundant number, since it is smaller than the sum of its proper divisors (1366756884).

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

871727364 is a wasteful number, since it uses less digits than its factorization.

871727364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1520 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 871727364 is about 29525.0294496043. The cubic root of 871727364 is about 955.2716583237.

The spelling of 871727364 in words is "eight hundred seventy-one million, seven hundred twenty-seven thousand, three hundred sixty-four".