1983366226 has 8 divisors (see below), whose sum is σ = 3047611644. Its totient is φ = 967495680.

The previous prime is 1983366211. The next prime is 1983366247. The reversal of 1983366226 is 6226633891.

It is a happy number.

It is a Cunningham number, because it is equal to 44535²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 1983366225 + 1 = 44535^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12093615 + ... + 12093778.

Almost surely, 2^1983366226 is an apocalyptic number.

1983366226 is a deficient number, since it is larger than the sum of its proper divisors (1064245418).

1983366226 is a wasteful number, since it uses less digits than its factorization.

1983366226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24187436.

The product of its digits is 559872, while the sum is 46.

The square root of 1983366226 is about 44535.0000112271. Note that the first 4 decimals coincide. The cubic root of 1983366226 is about 1256.4184479583.

The spelling of 1983366226 in words is "one billion, nine hundred eighty-three million, three hundred sixty-six thousand, two hundred twenty-six".