876361 has 4 divisors (see below), whose sum is σ = 878724. Its totient is φ = 874000.

The previous prime is 876349. The next prime is 876371. The reversal of 876361 is 163678.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163678 = 2 ⋅81839.

It can be written as a sum of positive squares in 2 ways, for example, as 164025 + 712336 = 405^2 + 844^2 .

It is a cyclic number.

It is not a de Polignac number, because 876361 - 2⁵ = 876329 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (876301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490 + ... + 1411.

It is an arithmetic number, because the mean of its divisors is an integer number (219681).

2⁸⁷⁶³⁶¹ is an apocalyptic number.

It is an amenable number.

876361 is a deficient number, since it is larger than the sum of its proper divisors (2363).

876361 is a wasteful number, since it uses less digits than its factorization.

876361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362.

The product of its digits is 6048, while the sum is 31.

The square root of 876361 is about 936.1415491260. The cubic root of 876361 is about 95.6961239130.

The spelling of 876361 in words is "eight hundred seventy-six thousand, three hundred sixty-one".