9221844057 has 4 divisors (see below), whose sum is σ = 12295792080. Its totient is φ = 6147896036.

The previous prime is 9221844053. The next prime is 9221844059. The reversal of 9221844057 is 7504481229.

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 9221844057 - 2² = 9221844053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9221844053) 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, 1536974007 + ... + 1536974012.

It is an arithmetic number, because the mean of its divisors is an integer number (3073948020).

Almost surely, 2^9221844057 is an apocalyptic number.

It is an amenable number.

9221844057 is a deficient number, since it is larger than the sum of its proper divisors (3073948023).

9221844057 is a wasteful number, since it uses less digits than its factorization.

9221844057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073948022.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 9221844057 is about 96030.4329730945. The cubic root of 9221844057 is about 2097.0361861392.

The spelling of 9221844057 in words is "nine billion, two hundred twenty-one million, eight hundred forty-four thousand, fifty-seven".