229505976 has 96 divisors (see below), whose sum is σ = 712483200. Its totient is φ = 65378880.

The previous prime is 229505963. The next prime is 229506023. The reversal of 229505976 is 679505922.

229505976 is a `hidden beast` number, since 2 + 2 + 9 + 50 + 597 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 331791 + ... + 332481.

It is an arithmetic number, because the mean of its divisors is an integer number (7421700).

Almost surely, 2^229505976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229505976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356241600).

229505976 is an abundant number, since it is smaller than the sum of its proper divisors (482977224).

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

229505976 is a wasteful number, since it uses less digits than its factorization.

229505976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369 (or 1362 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 229505976 is about 15149.4546436497. The cubic root of 229505976 is about 612.2535793964.

The spelling of 229505976 in words is "two hundred twenty-nine million, five hundred five thousand, nine hundred seventy-six".