2211923072 has 24 divisors (see below), whose sum is σ = 4407625785. Its totient is φ = 1105695488.

The previous prime is 2211923033. The next prime is 2211923083. The reversal of 2211923072 is 2703291122.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 2207496256 + 4426816 = 46984^2 + 2104^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=33256.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 530018 + ... + 534174.

Almost surely, 2^2211923072 is an apocalyptic number.

It is an amenable number.

2211923072 is a deficient number, since it is larger than the sum of its proper divisors (2195702713).

2211923072 is an frugal number, since it uses more digits than its factorization.

2211923072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8328 (or 4159 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2211923072 is about 47031.0862302796. The cubic root of 2211923072 is about 1302.9367674005.

The spelling of 2211923072 in words is "two billion, two hundred eleven million, nine hundred twenty-three thousand, seventy-two".