798222437 has 8 divisors (see below), whose sum is σ = 845424216. Its totient is φ = 751048192.

The previous prime is 798222427. The next prime is 798222457. The reversal of 798222437 is 734222897.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 65383396 + 732839041 = 8086^2 + 27071^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 798222437 - 2⁴ = 798222421 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 (798222407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103673 + ... + 111105.

It is an arithmetic number, because the mean of its divisors is an integer number (105678027).

Almost surely, 2^798222437 is an apocalyptic number.

It is an amenable number.

798222437 is a deficient number, since it is larger than the sum of its proper divisors (47201779).

798222437 is a wasteful number, since it uses less digits than its factorization.

798222437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13767.

The product of its digits is 338688, while the sum is 44.

The square root of 798222437 is about 28252.8306015521. The cubic root of 798222437 is about 927.6296971367.

The spelling of 798222437 in words is "seven hundred ninety-eight million, two hundred twenty-two thousand, four hundred thirty-seven".