868534654 has 16 divisors (see below), whose sum is σ = 1410776640. Its totient is φ = 398645280.

The previous prime is 868534637. The next prime is 868534661. The reversal of 868534654 is 456435868.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 868534598 and 868534607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87574 + ... + 96985.

It is an arithmetic number, because the mean of its divisors is an integer number (88173540).

Almost surely, 2^868534654 is an apocalyptic number.

868534654 is a deficient number, since it is larger than the sum of its proper divisors (542241986).

868534654 is a wasteful number, since it uses less digits than its factorization.

868534654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184755.

The product of its digits is 2764800, while the sum is 49.

The square root of 868534654 is about 29470.9119981042. The cubic root of 868534654 is about 954.1040010441.

The spelling of 868534654 in words is "eight hundred sixty-eight million, five hundred thirty-four thousand, six hundred fifty-four".