998707313 has 8 divisors (see below), whose sum is σ = 1057748832. Its totient is φ = 939698496.

The previous prime is 998707267. The next prime is 998707321. The reversal of 998707313 is 313707899.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 998707313 - 2¹⁸ = 998445169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998707343) 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, 85406 + ... + 96392.

It is an arithmetic number, because the mean of its divisors is an integer number (132218604).

Almost surely, 2^998707313 is an apocalyptic number.

It is an amenable number.

998707313 is a deficient number, since it is larger than the sum of its proper divisors (59041519).

998707313 is a wasteful number, since it uses less digits than its factorization.

998707313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16351.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 998707313 is about 31602.3308159382. The cubic root of 998707313 is about 999.5689185288.

The spelling of 998707313 in words is "nine hundred ninety-eight million, seven hundred seven thousand, three hundred thirteen".