9779470273 has 4 divisors (see below), whose sum is σ = 10094937088. Its totient is φ = 9464003460.

The previous prime is 9779470249. The next prime is 9779470301. The reversal of 9779470273 is 3720749779.

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 9779470273 - 2²⁹ = 9242599361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9779470213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157733361 + ... + 157733422.

It is an arithmetic number, because the mean of its divisors is an integer number (2523734272).

Almost surely, 2^9779470273 is an apocalyptic number.

It is an amenable number.

9779470273 is a deficient number, since it is larger than the sum of its proper divisors (315466815).

9779470273 is a wasteful number, since it uses less digits than its factorization.

9779470273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315466814.

The product of its (nonzero) digits is 4667544, while the sum is 55.

The square root of 9779470273 is about 98891.2042246427. The cubic root of 9779470273 is about 2138.4795932547.

The spelling of 9779470273 in words is "nine billion, seven hundred seventy-nine million, four hundred seventy thousand, two hundred seventy-three".