867485658 has 16 divisors (see below), whose sum is σ = 1868430816. Its totient is φ = 266918640.

The previous prime is 867485653. The next prime is 867485669. The reversal of 867485658 is 856584768.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 867485598 and 867485607.

It is not an unprimeable number, because it can be changed into a prime (867485653) 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, 5560728 + ... + 5560883.

It is an arithmetic number, because the mean of its divisors is an integer number (116776926).

Almost surely, 2^867485658 is an apocalyptic number.

867485658 is an abundant number, since it is smaller than the sum of its proper divisors (1000945158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

867485658 is a wasteful number, since it uses less digits than its factorization.

867485658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11121629.

The product of its digits is 12902400, while the sum is 57.

The square root of 867485658 is about 29453.1094793063. The cubic root of 867485658 is about 953.7197314081.

The spelling of 867485658 in words is "eight hundred sixty-seven million, four hundred eighty-five thousand, six hundred fifty-eight".