229556963 has 2 divisors, whose sum is σ = 229556964. Its totient is φ = 229556962.

The previous prime is 229556923. The next prime is 229556989. The reversal of 229556963 is 369655922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229556963 - 2¹² = 229552867 is a prime.

It is not a weakly prime, because it can be changed into another prime (229556923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114778481 + 114778482.

It is an arithmetic number, because the mean of its divisors is an integer number (114778482).

Almost surely, 2^229556963 is an apocalyptic number.

229556963 is a deficient number, since it is larger than the sum of its proper divisors (1).

229556963 is an equidigital number, since it uses as much as digits as its factorization.

229556963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 874800, while the sum is 47.

The square root of 229556963 is about 15151.1373500474. The cubic root of 229556963 is about 612.2989154153.

The spelling of 229556963 in words is "two hundred twenty-nine million, five hundred fifty-six thousand, nine hundred sixty-three".