868461 has 8 divisors (see below), whose sum is σ = 1263264. Its totient is φ = 526320.

The previous prime is 868459. The next prime is 868487. The reversal of 868461 is 164868.

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

It is not a de Polignac number, because 868461 - 2¹ = 868459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 26317 = 868461 / (8 + 6 + 8 + 4 + 6 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13126 + ... + 13191.

It is an arithmetic number, because the mean of its divisors is an integer number (157908).

2⁸⁶⁸⁴⁶¹ is an apocalyptic number.

It is an amenable number.

868461 is a deficient number, since it is larger than the sum of its proper divisors (394803).

868461 is a wasteful number, since it uses less digits than its factorization.

868461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26331.

The product of its digits is 9216, while the sum is 33.

The square root of 868461 is about 931.9125495453. The cubic root of 868461 is about 95.4077030114.

The spelling of 868461 in words is "eight hundred sixty-eight thousand, four hundred sixty-one".