229516154 has 16 divisors (see below), whose sum is σ = 394094976. Its totient is φ = 98204400.

The previous prime is 229516153. The next prime is 229516169. The reversal of 229516154 is 451615922.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (229516153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4157 + ... + 21824.

It is an arithmetic number, because the mean of its divisors is an integer number (24630936).

Almost surely, 2^229516154 is an apocalyptic number.

229516154 is a deficient number, since it is larger than the sum of its proper divisors (164578822).

229516154 is a wasteful number, since it uses less digits than its factorization.

229516154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26621.

The product of its digits is 21600, while the sum is 35.

The square root of 229516154 is about 15149.7905596084. The cubic root of 229516154 is about 612.2626298866.

The spelling of 229516154 in words is "two hundred twenty-nine million, five hundred sixteen thousand, one hundred fifty-four".