229635648 has 140 divisors (see below), whose sum is σ = 742779312. Its totient is φ = 69569280.

The previous prime is 229635619. The next prime is 229635649. The reversal of 229635648 is 846536922.

229635648 is a `hidden beast` number, since 2 + 2 + 9 + 635 + 6 + 4 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (229635649) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 55011 + ... + 59037.

Almost surely, 2^229635648 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 229635648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371389656).

229635648 is an abundant number, since it is smaller than the sum of its proper divisors (513143664).

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

229635648 is a wasteful number, since it uses less digits than its factorization.

229635648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062 (or 4043 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 229635648 is about 15153.7337973187. The cubic root of 229635648 is about 612.3688664431.

The spelling of 229635648 in words is "two hundred twenty-nine million, six hundred thirty-five thousand, six hundred forty-eight".