229724736 has 56 divisors (see below), whose sum is σ = 634252224. Its totient is φ = 73244160.

The previous prime is 229724683. The next prime is 229724741. The reversal of 229724736 is 637427922.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21595 + ... + 30426.

Almost surely, 2^229724736 is an apocalyptic number.

It is an amenable number.

229724736 is an abundant number, since it is smaller than the sum of its proper divisors (404527488).

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

229724736 is a wasteful number, since it uses less digits than its factorization.

229724736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52059 (or 52049 counting only the distinct ones).

The product of its digits is 254016, while the sum is 42.

The square root of 229724736 is about 15156.6729858502. The cubic root of 229724736 is about 612.4480464610.

The spelling of 229724736 in words is "two hundred twenty-nine million, seven hundred twenty-four thousand, seven hundred thirty-six".