9942313 has 4 divisors (see below), whose sum is σ = 9948628. Its totient is φ = 9936000.

The previous prime is 9942311. The next prime is 9942341. The reversal of 9942313 is 3132499.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 7546009 + 2396304 = 2747^2 + 1548^2 .

It is a cyclic number.

It is not a de Polignac number, because 9942313 - 2¹ = 9942311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9942311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345 + ... + 4657.

It is an arithmetic number, because the mean of its divisors is an integer number (2487157).

Almost surely, 2^9942313 is an apocalyptic number.

It is an amenable number.

9942313 is a deficient number, since it is larger than the sum of its proper divisors (6315).

9942313 is a wasteful number, since it uses less digits than its factorization.

9942313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6314.

The product of its digits is 5832, while the sum is 31.

The square root of 9942313 is about 3153.1433522756. The cubic root of 9942313 is about 215.0283935820.

The spelling of 9942313 in words is "nine million, nine hundred forty-two thousand, three hundred thirteen".