229621416 has 32 divisors (see below), whose sum is σ = 574830240. Its totient is φ = 76436928.

The previous prime is 229621349. The next prime is 229621417. The reversal of 229621416 is 614126922.

It is not an unprimeable number, because it can be changed into a prime (229621417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12810 + ... + 24966.

It is an arithmetic number, because the mean of its divisors is an integer number (17963445).

Almost surely, 2^229621416 is an apocalyptic number.

It is an amenable number.

229621416 is an abundant number, since it is smaller than the sum of its proper divisors (345208824).

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

229621416 is a wasteful number, since it uses less digits than its factorization.

229621416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12953 (or 12949 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 229621416 is about 15153.2642028046. The cubic root of 229621416 is about 612.3562153676.

The spelling of 229621416 in words is "two hundred twenty-nine million, six hundred twenty-one thousand, four hundred sixteen".