871366944 has 192 divisors, whose sum is σ = 2752323840. Its totient is φ = 236113920.

The previous prime is 871366931. The next prime is 871366957. The reversal of 871366944 is 449663178.

It is an interprime number because it is at equal distance from previous prime (871366931) and next prime (871366957).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 871366893 and 871366902.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1188402 + ... + 1189134.

It is an arithmetic number, because the mean of its divisors is an integer number (14335020).

Almost surely, 2^871366944 is an apocalyptic number.

871366944 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 871366944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376161920).

871366944 is an abundant number, since it is smaller than the sum of its proper divisors (1880956896).

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

871366944 is a wasteful number, since it uses less digits than its factorization.

871366944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843 (or 835 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 871366944 is about 29518.9251836851. The cubic root of 871366944 is about 955.1399862410.

It can be divided in two parts, 8713 and 66944, that added together give a palindrome (75657).

The spelling of 871366944 in words is "eight hundred seventy-one million, three hundred sixty-six thousand, nine hundred forty-four".