229642895 has 4 divisors (see below), whose sum is σ = 275571480. Its totient is φ = 183714312.

The previous prime is 229642883. The next prime is 229642901. The reversal of 229642895 is 598246922.

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

It is a cyclic number.

It is not a de Polignac number, because 229642895 - 2⁸ = 229642639 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22964285 + ... + 22964294.

It is an arithmetic number, because the mean of its divisors is an integer number (68892870).

Almost surely, 2^229642895 is an apocalyptic number.

229642895 is a deficient number, since it is larger than the sum of its proper divisors (45928585).

229642895 is an equidigital number, since it uses as much as digits as its factorization.

229642895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45928584.

The product of its digits is 622080, while the sum is 47.

The square root of 229642895 is about 15153.9729114183. The cubic root of 229642895 is about 612.3753082282.

The spelling of 229642895 in words is "two hundred twenty-nine million, six hundred forty-two thousand, eight hundred ninety-five".