2193043796 has 6 divisors (see below), whose sum is σ = 3837826650. Its totient is φ = 1096521896.

The previous prime is 2193043781. The next prime is 2193043807. The reversal of 2193043796 is 6973403912.

It can be written as a sum of positive squares in only one way, i.e., 2177155600 + 15888196 = 46660^2 + 3986^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274130471 + ... + 274130478.

It is an arithmetic number, because the mean of its divisors is an integer number (639637775).

Almost surely, 2^2193043796 is an apocalyptic number.

It is an amenable number.

2193043796 is a deficient number, since it is larger than the sum of its proper divisors (1644782854).

2193043796 is a wasteful number, since it uses less digits than its factorization.

2193043796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548260953 (or 548260951 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 2193043796 is about 46829.9455049864. The cubic root of 2193043796 is about 1299.2192147803.

The spelling of 2193043796 in words is "two billion, one hundred ninety-three million, forty-three thousand, seven hundred ninety-six".