229512536 has 16 divisors (see below), whose sum is σ = 469457640. Its totient is φ = 104323840.

The previous prime is 229512523. The next prime is 229512553. The reversal of 229512536 is 635215922.

229512536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 229512496 and 229512505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1303961 + ... + 1304136.

Almost surely, 2^229512536 is an apocalyptic number.

It is an amenable number.

229512536 is an abundant number, since it is smaller than the sum of its proper divisors (239945104).

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

229512536 is a wasteful number, since it uses less digits than its factorization.

229512536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608114 (or 2608110 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 229512536 is about 15149.6711515465. The cubic root of 229512536 is about 612.2594127161.

The spelling of 229512536 in words is "two hundred twenty-nine million, five hundred twelve thousand, five hundred thirty-six".