229581016 has 16 divisors (see below), whose sum is σ = 491959440. Its totient is φ = 98391840.

The previous prime is 229581007. The next prime is 229581049. The reversal of 229581016 is 610185922.

229581016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 2049775 + ... + 2049886.

It is an arithmetic number, because the mean of its divisors is an integer number (30747465).

Almost surely, 2^229581016 is an apocalyptic number.

It is an amenable number.

229581016 is an abundant number, since it is smaller than the sum of its proper divisors (262378424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229581016 is a wasteful number, since it uses less digits than its factorization.

229581016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099674 (or 4099670 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 229581016 is about 15151.9310980482. The cubic root of 229581016 is about 612.3203002476.

The spelling of 229581016 in words is "two hundred twenty-nine million, five hundred eighty-one thousand, sixteen".