871353450 has 120 divisors (see below), whose sum is σ = 2641304160. Its totient is φ = 211226400.

The previous prime is 871353449. The next prime is 871353451. The reversal of 871353450 is 54353178.

871353450 is a `hidden beast` number, since 8 + 71 + 3 + 534 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (871353449) and next prime (871353451).

It is not an unprimeable number, because it can be changed into a prime (871353451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 34771 + ... + 54329.

It is an arithmetic number, because the mean of its divisors is an integer number (22010868).

Almost surely, 2^871353450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 871353450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320652080).

871353450 is an abundant number, since it is smaller than the sum of its proper divisors (1769950710).

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

871353450 is a wasteful number, since it uses less digits than its factorization.

871353450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19594 (or 19580 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 871353450 is about 29518.6966175677. The cubic root of 871353450 is about 955.1350557787.

The spelling of 871353450 in words is "eight hundred seventy-one million, three hundred fifty-three thousand, four hundred fifty".