229132977 has 8 divisors (see below), whose sum is σ = 306208320. Its totient is φ = 152406480.

The previous prime is 229132963. The next prime is 229132979. The reversal of 229132977 is 779231922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 229132977 - 2¹⁰ = 229131953 is a prime.

It is a super-2 number, since 2×229132977² = 105003842297765058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (229132979) 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 7 ways as a sum of consecutive naturals, for example, 85674 + ... + 88307.

It is an arithmetic number, because the mean of its divisors is an integer number (38276040).

Almost surely, 2^229132977 is an apocalyptic number.

It is an amenable number.

229132977 is a deficient number, since it is larger than the sum of its proper divisors (77075343).

229132977 is a wasteful number, since it uses less digits than its factorization.

229132977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174423.

The product of its digits is 95256, while the sum is 42.

The square root of 229132977 is about 15137.1389965211. The cubic root of 229132977 is about 611.9217161391.

The spelling of 229132977 in words is "two hundred twenty-nine million, one hundred thirty-two thousand, nine hundred seventy-seven".