992877648 has 80 divisors (see below), whose sum is σ = 3002891136. Its totient is φ = 276756480.

The previous prime is 992877637. The next prime is 992877649. The reversal of 992877648 is 846778299.

It is a junction number, because it is equal to n+sod(n) for n = 992877591 and 992877600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992877649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22261 + ... + 49812.

Almost surely, 2^992877648 is an apocalyptic number.

It is an amenable number.

992877648 is an abundant number, since it is smaller than the sum of its proper divisors (2010013488).

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

992877648 is a wasteful number, since it uses less digits than its factorization.

992877648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72132 (or 72126 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 60.

The square root of 992877648 is about 31509.9610916929. The cubic root of 992877648 is about 997.6202238245.

The spelling of 992877648 in words is "nine hundred ninety-two million, eight hundred seventy-seven thousand, six hundred forty-eight".