229554427 has 4 divisors (see below), whose sum is σ = 233445240. Its totient is φ = 225663616.

The previous prime is 229554397. The next prime is 229554443. The reversal of 229554427 is 724455922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229554427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 229554427.

It is not an unprimeable number, because it can be changed into a prime (229554527) 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 3 ways as a sum of consecutive naturals, for example, 1945318 + ... + 1945435.

It is an arithmetic number, because the mean of its divisors is an integer number (58361310).

Almost surely, 2^229554427 is an apocalyptic number.

229554427 is a deficient number, since it is larger than the sum of its proper divisors (3890813).

229554427 is an equidigital number, since it uses as much as digits as its factorization.

229554427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3890812.

The product of its digits is 201600, while the sum is 40.

The square root of 229554427 is about 15151.0536597294. The cubic root of 229554427 is about 612.2966606434.

The spelling of 229554427 in words is "two hundred twenty-nine million, five hundred fifty-four thousand, four hundred twenty-seven".