229606031 has 2 divisors, whose sum is σ = 229606032. Its totient is φ = 229606030.

The previous prime is 229606019. The next prime is 229606049. The reversal of 229606031 is 130606922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229606031 - 2¹⁰ = 229605007 is a prime.

It is a super-2 number, since 2×229606031² = 105437858943145922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 229605985 and 229606003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229606231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114803015 + 114803016.

It is an arithmetic number, because the mean of its divisors is an integer number (114803016).

Almost surely, 2^229606031 is an apocalyptic number.

229606031 is a deficient number, since it is larger than the sum of its proper divisors (1).

229606031 is an equidigital number, since it uses as much as digits as its factorization.

229606031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 229606031 is about 15152.7565479024. The cubic root of 229606031 is about 612.3425387821.

The spelling of 229606031 in words is "two hundred twenty-nine million, six hundred six thousand, thirty-one".