8992319428 has 12 divisors (see below), whose sum is σ = 15898792252. Its totient is φ = 4449807360.

The previous prime is 8992319423. The next prime is 8992319429. The reversal of 8992319428 is 8249132998.

It can be written as a sum of positive squares in 2 ways, for example, as 2043763264 + 6948556164 = 45208^2 + 83358^2 .

It is not an unprimeable number, because it can be changed into a prime (8992319423) 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, 11587653 + ... + 11588428.

Almost surely, 2^8992319428 is an apocalyptic number.

It is an amenable number.

8992319428 is a deficient number, since it is larger than the sum of its proper divisors (6906472824).

8992319428 is a wasteful number, since it uses less digits than its factorization.

8992319428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23176182 (or 23176180 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 55.

The square root of 8992319428 is about 94827.8409961969. The cubic root of 8992319428 is about 2079.4919422958.

The spelling of 8992319428 in words is "eight billion, nine hundred ninety-two million, three hundred nineteen thousand, four hundred twenty-eight".