2273704738 has 4 divisors (see below), whose sum is σ = 3410557110. Its totient is φ = 1136852368.

The previous prime is 2273704681. The next prime is 2273704817. The reversal of 2273704738 is 8374073722.

2273704738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2240791569 + 32913169 = 47337^2 + 5737^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2273704694 and 2273704703.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568426183 + ... + 568426186.

Almost surely, 2^2273704738 is an apocalyptic number.

2273704738 is a deficient number, since it is larger than the sum of its proper divisors (1136852372).

2273704738 is a wasteful number, since it uses less digits than its factorization.

2273704738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136852371.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 2273704738 is about 47683.3801025053. The cubic root of 2273704738 is about 1314.9564073508.

The spelling of 2273704738 in words is "two billion, two hundred seventy-three million, seven hundred four thousand, seven hundred thirty-eight".