229662276 has 12 divisors (see below), whose sum is σ = 535878672. Its totient is φ = 76554088.

The previous prime is 229662271. The next prime is 229662313. The reversal of 229662276 is 672266922.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×229662276² = 105489522035000352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (229662271) 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 3 ways as a sum of consecutive naturals, for example, 9569250 + ... + 9569273.

It is an arithmetic number, because the mean of its divisors is an integer number (44656556).

Almost surely, 2^229662276 is an apocalyptic number.

It is an amenable number.

229662276 is an abundant number, since it is smaller than the sum of its proper divisors (306216396).

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

229662276 is a wasteful number, since it uses less digits than its factorization.

229662276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19138530 (or 19138528 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 229662276 is about 15154.6123671970. The cubic root of 229662276 is about 612.3925351375.

The spelling of 229662276 in words is "two hundred twenty-nine million, six hundred sixty-two thousand, two hundred seventy-six".