867868473 has 8 divisors (see below), whose sum is σ = 1157673088. Its totient is φ = 578321424.

The previous prime is 867868451. The next prime is 867868549. The reversal of 867868473 is 374868768.

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

It is not a de Polignac number, because 867868473 - 2⁸ = 867868217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867868403) 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 7 ways as a sum of consecutive naturals, for example, 56386 + ... + 70107.

It is an arithmetic number, because the mean of its divisors is an integer number (144709136).

Almost surely, 2^867868473 is an apocalyptic number.

It is an amenable number.

867868473 is a deficient number, since it is larger than the sum of its proper divisors (289804615).

867868473 is a wasteful number, since it uses less digits than its factorization.

867868473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128783.

The product of its digits is 10838016, while the sum is 57.

The square root of 867868473 is about 29459.6074821101. The cubic root of 867868473 is about 953.8600005963.

It can be divided in two parts, 86786 and 8473, that added together give a palindrome (95259).

The spelling of 867868473 in words is "eight hundred sixty-seven million, eight hundred sixty-eight thousand, four hundred seventy-three".