229442705 has 4 divisors (see below), whose sum is σ = 275331252. Its totient is φ = 183554160.

The previous prime is 229442699. The next prime is 229442831. The reversal of 229442705 is 507244922.

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

It can be written as a sum of positive squares in 2 ways, for example, as 167159041 + 62283664 = 12929^2 + 7892^2 .

It is not a de Polignac number, because 229442705 - 2¹² = 229438609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22944266 + ... + 22944275.

It is an arithmetic number, because the mean of its divisors is an integer number (68832813).

Almost surely, 2^229442705 is an apocalyptic number.

It is an amenable number.

229442705 is a deficient number, since it is larger than the sum of its proper divisors (45888547).

229442705 is an equidigital number, since it uses as much as digits as its factorization.

229442705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45888546.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 229442705 is about 15147.3662727221. The cubic root of 229442705 is about 612.1973114983.

The spelling of 229442705 in words is "two hundred twenty-nine million, four hundred forty-two thousand, seven hundred five".