871534 has 8 divisors (see below), whose sum is σ = 1349568. Its totient is φ = 421680.

The previous prime is 871531. The next prime is 871553. The reversal of 871534 is 435178.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6967 + ... + 7090.

It is an arithmetic number, because the mean of its divisors is an integer number (168696).

2⁸⁷¹⁵³⁴ is an apocalyptic number.

871534 is a deficient number, since it is larger than the sum of its proper divisors (478034).

871534 is a wasteful number, since it uses less digits than its factorization.

871534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14090.

The product of its digits is 3360, while the sum is 28.

The square root of 871534 is about 933.5598534641. The cubic root of 871534 is about 95.5201021251.

The spelling of 871534 in words is "eight hundred seventy-one thousand, five hundred thirty-four".