998740308 has 24 divisors (see below), whose sum is σ = 2331128800. Its totient is φ = 332808480.

The previous prime is 998740307. The next prime is 998740333. The reversal of 998740308 is 803047899.

998740308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998740307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33018 + ... + 55566.

Almost surely, 2^998740308 is an apocalyptic number.

It is an amenable number.

998740308 is an abundant number, since it is smaller than the sum of its proper divisors (1332388492).

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

998740308 is a wasteful number, since it uses less digits than its factorization.

998740308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26247 (or 26245 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 998740308 is about 31602.8528459062. The cubic root of 998740308 is about 999.5799262294.

The spelling of 998740308 in words is "nine hundred ninety-eight million, seven hundred forty thousand, three hundred eight".