9320990239 has 4 divisors (see below), whose sum is σ = 10168353000. Its totient is φ = 8473627480.

The previous prime is 9320990191. The next prime is 9320990257.

9320990239 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9320990239 - 2⁷ = 9320990111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9320990269) 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, 423681364 + ... + 423681385.

It is an arithmetic number, because the mean of its divisors is an integer number (2542088250).

Almost surely, 2^9320990239 is an apocalyptic number.

9320990239 is a deficient number, since it is larger than the sum of its proper divisors (847362761).

9320990239 is a wasteful number, since it uses less digits than its factorization.

9320990239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847362760.

The product of its (nonzero) digits is 236196, while the sum is 46.

The square root of 9320990239 is about 96545.2755912997. The cubic root of 9320990239 is about 2104.5246537921.

The spelling of 9320990239 in words is "nine billion, three hundred twenty million, nine hundred ninety thousand, two hundred thirty-nine".