867473681 has 8 divisors (see below), whose sum is σ = 906102720. Its totient is φ = 828920752.

The previous prime is 867473653. The next prime is 867473687. The reversal of 867473681 is 186374768.

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

It is a cyclic number.

It is not a de Polignac number, because 867473681 - 2⁶ = 867473617 is a prime.

It is a super-2 number, since 2×867473681² = 1505021174455379522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867473687) 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, 4931 + ... + 41943.

It is an arithmetic number, because the mean of its divisors is an integer number (113262840).

Almost surely, 2^867473681 is an apocalyptic number.

It is an amenable number.

867473681 is a deficient number, since it is larger than the sum of its proper divisors (38629039).

867473681 is a wasteful number, since it uses less digits than its factorization.

867473681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38055.

The product of its digits is 1354752, while the sum is 50.

The square root of 867473681 is about 29452.9061554204. The cubic root of 867473681 is about 953.7153421890.

The spelling of 867473681 in words is "eight hundred sixty-seven million, four hundred seventy-three thousand, six hundred eighty-one".