2273207091 has 16 divisors (see below), whose sum is σ = 3129980928. Its totient is φ = 1465992000.

The previous prime is 2273207087. The next prime is 2273207107. The reversal of 2273207091 is 1907023722.

It is not a de Polignac number, because 2273207091 - 2² = 2273207087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2273207011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456666 + ... + 461616.

It is an arithmetic number, because the mean of its divisors is an integer number (195623808).

Almost surely, 2^2273207091 is an apocalyptic number.

2273207091 is a deficient number, since it is larger than the sum of its proper divisors (856773837).

2273207091 is a wasteful number, since it uses less digits than its factorization.

2273207091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9922.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 2273207091 is about 47678.1615731983. The cubic root of 2273207091 is about 1314.8604652747.

The spelling of 2273207091 in words is "two billion, two hundred seventy-three million, two hundred seven thousand, ninety-one".