8923228687 has 4 divisors (see below), whose sum is σ = 8929296256. Its totient is φ = 8917161120.

The previous prime is 8923228637. The next prime is 8923228703. The reversal of 8923228687 is 7868223298.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8923228687 - 2¹¹ = 8923226639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8923228637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3031578 + ... + 3034519.

It is an arithmetic number, because the mean of its divisors is an integer number (2232324064).

Almost surely, 2^8923228687 is an apocalyptic number.

8923228687 is a deficient number, since it is larger than the sum of its proper divisors (6067569).

8923228687 is a wasteful number, since it uses less digits than its factorization.

8923228687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6067568.

The product of its digits is 4644864, while the sum is 55.

The square root of 8923228687 is about 94462.8428907367. The cubic root of 8923228687 is about 2074.1524529708.

The spelling of 8923228687 in words is "eight billion, nine hundred twenty-three million, two hundred twenty-eight thousand, six hundred eighty-seven".