868675923 has 6 divisors (see below), whose sum is σ = 1254754124. Its totient is φ = 579117276.

The previous prime is 868675919. The next prime is 868675963. The reversal of 868675923 is 329576868.

It is a happy number.

It is not a de Polignac number, because 868675923 - 2² = 868675919 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 868675923.

It is not an unprimeable number, because it can be changed into a prime (868675963) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 48259765 + ... + 48259782.

Almost surely, 2^868675923 is an apocalyptic number.

868675923 is a deficient number, since it is larger than the sum of its proper divisors (386078201).

868675923 is a wasteful number, since it uses less digits than its factorization.

868675923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96519553 (or 96519550 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 868675923 is about 29473.3086537633. The cubic root of 868675923 is about 954.1557272516.

The spelling of 868675923 in words is "eight hundred sixty-eight million, six hundred seventy-five thousand, nine hundred twenty-three".