229626797 has 6 divisors (see below), whose sum is σ = 230366922. Its totient is φ = 228888512.

The previous prime is 229626791. The next prime is 229626809. The reversal of 229626797 is 797626922.

It can be written as a sum of positive squares in 3 ways, for example, as 29658916 + 199967881 = 5446^2 + 14141^2 .

It is not a de Polignac number, because 229626797 - 2⁴ = 229626781 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 (229626791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 351323 + ... + 351975.

It is an arithmetic number, because the mean of its divisors is an integer number (38394487).

Almost surely, 2^229626797 is an apocalyptic number.

It is an amenable number.

229626797 is a deficient number, since it is larger than the sum of its proper divisors (740125).

229626797 is an frugal number, since it uses more digits than its factorization.

229626797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839 (or 1246 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 50.

The square root of 229626797 is about 15153.4417542682. The cubic root of 229626797 is about 612.3609986947.

The spelling of 229626797 in words is "two hundred twenty-nine million, six hundred twenty-six thousand, seven hundred ninety-seven".