229521105 has 24 divisors (see below), whose sum is σ = 434004480. Its totient is φ = 111282720.

The previous prime is 229521091. The next prime is 229521107. The reversal of 229521105 is 501125922.

It is not a de Polignac number, because 229521105 - 2⁵ = 229521073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229521107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231345 + ... + 232334.

It is an arithmetic number, because the mean of its divisors is an integer number (18083520).

Almost surely, 2^229521105 is an apocalyptic number.

It is an amenable number.

229521105 is a deficient number, since it is larger than the sum of its proper divisors (204483375).

229521105 is a wasteful number, since it uses less digits than its factorization.

229521105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463701 (or 463698 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 229521105 is about 15149.9539603261. The cubic root of 229521105 is about 612.2670323226.

The spelling of 229521105 in words is "two hundred twenty-nine million, five hundred twenty-one thousand, one hundred five".