229140767 has 2 divisors, whose sum is σ = 229140768. Its totient is φ = 229140766.

The previous prime is 229140731. The next prime is 229140787. The reversal of 229140767 is 767041922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229140767 - 2²⁰ = 228092191 is a prime.

It is a super-2 number, since 2×229140767² = 105010982202696578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 229140767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229140707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114570383 + 114570384.

It is an arithmetic number, because the mean of its divisors is an integer number (114570384).

Almost surely, 2^229140767 is an apocalyptic number.

229140767 is a deficient number, since it is larger than the sum of its proper divisors (1).

229140767 is an equidigital number, since it uses as much as digits as its factorization.

229140767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 229140767 is about 15137.3963084805. The cubic root of 229140767 is about 611.9286507093.

The spelling of 229140767 in words is "two hundred twenty-nine million, one hundred forty thousand, seven hundred sixty-seven".