2193272972 has 24 divisors (see below), whose sum is σ = 4196162880. Its totient is φ = 994798160.

The previous prime is 2193272933. The next prime is 2193272993. The reversal of 2193272972 is 2792723912.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32822 + ... + 73917.

It is an arithmetic number, because the mean of its divisors is an integer number (174840120).

Almost surely, 2^2193272972 is an apocalyptic number.

2193272972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2193272972 is a deficient number, since it is larger than the sum of its proper divisors (2002889908).

2193272972 is a wasteful number, since it uses less digits than its factorization.

2193272972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107221 (or 107219 counting only the distinct ones).

The product of its digits is 190512, while the sum is 44.

The square root of 2193272972 is about 46832.3923369285. The cubic root of 2193272972 is about 1299.2644699172.

The spelling of 2193272972 in words is "two billion, one hundred ninety-three million, two hundred seventy-two thousand, nine hundred seventy-two".