9228767947 has 8 divisors (see below), whose sum is σ = 10762412000. Its totient is φ = 7910372232.

The previous prime is 9228767939. The next prime is 9228767953. The reversal of 9228767947 is 7497678229.

It is not a de Polignac number, because 9228767947 - 2³ = 9228767939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9228767927) 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, 13452672 + ... + 13453357.

It is an arithmetic number, because the mean of its divisors is an integer number (1345301500).

Almost surely, 2^9228767947 is an apocalyptic number.

9228767947 is a deficient number, since it is larger than the sum of its proper divisors (1533644053).

9228767947 is an equidigital number, since it uses as much as digits as its factorization.

9228767947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26906050 (or 26906036 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 61.

The square root of 9228767947 is about 96066.4767075383. The cubic root of 9228767947 is about 2097.5608829154.

The spelling of 9228767947 in words is "nine billion, two hundred twenty-eight million, seven hundred sixty-seven thousand, nine hundred forty-seven".