229497856 has 88 divisors (see below), whose sum is σ = 531171936. Its totient is φ = 97075200.

The previous prime is 229497839. The next prime is 229497859. The reversal of 229497856 is 658794922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229497859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723810 + ... + 724126.

Almost surely, 2^229497856 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 229497856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265585968).

229497856 is an abundant number, since it is smaller than the sum of its proper divisors (301674080).

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

229497856 is a wasteful number, since it uses less digits than its factorization.

229497856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 427 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The square root of 229497856 is about 15149.1866448334. The cubic root of 229497856 is about 612.2463587308.

The spelling of 229497856 in words is "two hundred twenty-nine million, four hundred ninety-seven thousand, eight hundred fifty-six".