2238768797 has 4 divisors (see below), whose sum is σ = 2293372956. Its totient is φ = 2184164640.

The previous prime is 2238768793. The next prime is 2238768799. The reversal of 2238768797 is 7978678322.

It is a happy number.

2238768797 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 2 ways, for example, as 926228356 + 1312540441 = 30434^2 + 36229^2 .

It is a cyclic number.

It is not a de Polignac number, because 2238768797 - 2² = 2238768793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2238768793) 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, 27302018 + ... + 27302099.

It is an arithmetic number, because the mean of its divisors is an integer number (573343239).

Almost surely, 2^2238768797 is an apocalyptic number.

It is an amenable number.

2238768797 is a deficient number, since it is larger than the sum of its proper divisors (54604159).

2238768797 is an equidigital number, since it uses as much as digits as its factorization.

2238768797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54604158.

The product of its digits is 14224896, while the sum is 59.

The square root of 2238768797 is about 47315.6295213326. The cubic root of 2238768797 is about 1308.1867571261.

The spelling of 2238768797 in words is "two billion, two hundred thirty-eight million, seven hundred sixty-eight thousand, seven hundred ninety-seven".