229578716 has 12 divisors (see below), whose sum is σ = 407759688. Its totient is φ = 113075952.

The previous prime is 229578707. The next prime is 229578719. The reversal of 229578716 is 617875922.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229578719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428051 + ... + 428586.

It is an arithmetic number, because the mean of its divisors is an integer number (33979974).

Almost surely, 2^229578716 is an apocalyptic number.

It is an amenable number.

229578716 is a deficient number, since it is larger than the sum of its proper divisors (178180972).

229578716 is a wasteful number, since it uses less digits than its factorization.

229578716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856708 (or 856706 counting only the distinct ones).

The product of its digits is 423360, while the sum is 47.

The square root of 229578716 is about 15151.8551999417. The cubic root of 229578716 is about 612.3182554481.

The spelling of 229578716 in words is "two hundred twenty-nine million, five hundred seventy-eight thousand, seven hundred sixteen".