229563646 has 8 divisors (see below), whose sum is σ = 370833624. Its totient is φ = 105952440.

The previous prime is 229563637. The next prime is 229563647. The reversal of 229563646 is 646365922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229563647) 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, 4414660 + ... + 4414711.

It is an arithmetic number, because the mean of its divisors is an integer number (46354203).

Almost surely, 2^229563646 is an apocalyptic number.

229563646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

229563646 is a deficient number, since it is larger than the sum of its proper divisors (141269978).

229563646 is a wasteful number, since it uses less digits than its factorization.

229563646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8829386.

The product of its digits is 466560, while the sum is 43.

The square root of 229563646 is about 15151.3578929415. The cubic root of 229563646 is about 612.3048572287.

The spelling of 229563646 in words is "two hundred twenty-nine million, five hundred sixty-three thousand, six hundred forty-six".