229511855 has 8 divisors (see below), whose sum is σ = 281819472. Its totient is φ = 179339328.

The previous prime is 229511839. The next prime is 229511873. The reversal of 229511855 is 558115922.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 229511855 - 2⁴ = 229511839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533534 + ... + 533963.

It is an arithmetic number, because the mean of its divisors is an integer number (35227434).

Almost surely, 2^229511855 is an apocalyptic number.

229511855 is a deficient number, since it is larger than the sum of its proper divisors (52307617).

229511855 is a wasteful number, since it uses less digits than its factorization.

229511855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067545.

The product of its digits is 36000, while the sum is 38.

The square root of 229511855 is about 15149.6486757944. The cubic root of 229511855 is about 612.2588071586.

The spelling of 229511855 in words is "two hundred twenty-nine million, five hundred eleven thousand, eight hundred fifty-five".