9305272493 has 4 divisors (see below), whose sum is σ = 10151206368. Its totient is φ = 8459338620.

The previous prime is 9305272481. The next prime is 9305272517. The reversal of 9305272493 is 3942725039.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9305272493 - 2¹² = 9305268397 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 (9305272463) 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, 422966921 + ... + 422966942.

It is an arithmetic number, because the mean of its divisors is an integer number (2537801592).

Almost surely, 2^9305272493 is an apocalyptic number.

It is an amenable number.

9305272493 is a deficient number, since it is larger than the sum of its proper divisors (845933875).

9305272493 is a wasteful number, since it uses less digits than its factorization.

9305272493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845933874.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 9305272493 is about 96463.8403392691. The cubic root of 9305272493 is about 2103.3410529935.

The spelling of 9305272493 in words is "nine billion, three hundred five million, two hundred seventy-two thousand, four hundred ninety-three".