2733721226 has 8 divisors (see below), whose sum is σ = 4104256260. Its totient is φ = 1365635808.

The previous prime is 2733721223. The next prime is 2733721253. The reversal of 2733721226 is 6221273372.

It is a Cunningham number, because it is equal to 52285²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 2733721225 + 1 = 52285^2 + 1^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2733721223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609611 + ... + 614078.

Almost surely, 2^2733721226 is an apocalyptic number.

2733721226 is a deficient number, since it is larger than the sum of its proper divisors (1370535034).

2733721226 is a wasteful number, since it uses less digits than its factorization.

2733721226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224808.

The product of its digits is 42336, while the sum is 35.

The square root of 2733721226 is about 52285.0000095630. Note that the first 5 decimals coincide. The cubic root of 2733721226 is about 1398.2497219003.

Adding to 2733721226 its reverse (6221273372), we get a palindrome (8954994598).

The spelling of 2733721226 in words is "two billion, seven hundred thirty-three million, seven hundred twenty-one thousand, two hundred twenty-six".