2193668322 has 16 divisors (see below), whose sum is σ = 4426164000. Its totient is φ = 724751552.

The previous prime is 2193668317. The next prime is 2193668329. The reversal of 2193668322 is 2238663912.

It is not an unprimeable number, because it can be changed into a prime (2193668329) 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, 1617072 + ... + 1618427.

It is an arithmetic number, because the mean of its divisors is an integer number (276635250).

Almost surely, 2^2193668322 is an apocalyptic number.

2193668322 is an abundant number, since it is smaller than the sum of its proper divisors (2232495678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2193668322 is a wasteful number, since it uses less digits than its factorization.

2193668322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235617.

The product of its digits is 186624, while the sum is 42.

The square root of 2193668322 is about 46836.6130500488. The cubic root of 2193668322 is about 1299.3425318448.

The spelling of 2193668322 in words is "two billion, one hundred ninety-three million, six hundred sixty-eight thousand, three hundred twenty-two".