229723536 has 40 divisors (see below), whose sum is σ = 678232384. Its totient is φ = 65635200.

The previous prime is 229723523. The next prime is 229723577. The reversal of 229723536 is 635327922.

It is a junction number, because it is equal to n+sod(n) for n = 229723494 and 229723503.

It is an unprimeable number.

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, 341515 + ... + 342186.

Almost surely, 2^229723536 is an apocalyptic number.

It is an amenable number.

229723536 is an abundant number, since it is smaller than the sum of its proper divisors (448508848).

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

229723536 is a wasteful number, since it uses less digits than its factorization.

229723536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683719 (or 683713 counting only the distinct ones).

The product of its digits is 136080, while the sum is 39.

The square root of 229723536 is about 15156.6333992744. The cubic root of 229723536 is about 612.4469800558.

The spelling of 229723536 in words is "two hundred twenty-nine million, seven hundred twenty-three thousand, five hundred thirty-six".