2292718738 has 8 divisors (see below), whose sum is σ = 3486188988. Its totient is φ = 1130655744.

The previous prime is 2292718721. The next prime is 2292718741. The reversal of 2292718738 is 8378172922.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2177435569 + 115283169 = 46663^2 + 10737^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2292718691 and 2292718700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7851631 + ... + 7851922.

Almost surely, 2^2292718738 is an apocalyptic number.

2292718738 is a deficient number, since it is larger than the sum of its proper divisors (1193470250).

2292718738 is a wasteful number, since it uses less digits than its factorization.

2292718738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15703628.

The product of its digits is 677376, while the sum is 49.

The square root of 2292718738 is about 47882.3426536338. The cubic root of 2292718738 is about 1318.6117057558.

The spelling of 2292718738 in words is "two billion, two hundred ninety-two million, seven hundred eighteen thousand, seven hundred thirty-eight".