229665416 has 16 divisors (see below), whose sum is σ = 430874640. Its totient is φ = 114765520.

The previous prime is 229665389. The next prime is 229665421. The reversal of 229665416 is 614566922.

It is a happy 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, 8015 + ... + 22881.

It is an arithmetic number, because the mean of its divisors is an integer number (26929665).

Almost surely, 2^229665416 is an apocalyptic number.

It is an amenable number.

229665416 is a deficient number, since it is larger than the sum of its proper divisors (201209224).

229665416 is a wasteful number, since it uses less digits than its factorization.

229665416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16804 (or 16800 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 229665416 is about 15154.7159656656. The cubic root of 229665416 is about 612.3953260527.

It can be divided in two parts, 22966 and 5416, that added together give a palindrome (28382).

The spelling of 229665416 in words is "two hundred twenty-nine million, six hundred sixty-five thousand, four hundred sixteen".