229775100 has 108 divisors (see below), whose sum is σ = 687815352. Its totient is φ = 59222400.

The previous prime is 229775089. The next prime is 229775107. The reversal of 229775100 is 1577922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229775107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 287902 + ... + 288698.

Almost surely, 2^229775100 is an apocalyptic number.

229775100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229775100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343907676).

229775100 is an abundant number, since it is smaller than the sum of its proper divisors (458040252).

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

229775100 is a wasteful number, since it uses less digits than its factorization.

229775100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 229775100 is about 15158.3343412131. The cubic root of 229775100 is about 612.4928001375.

The spelling of 229775100 in words is "two hundred twenty-nine million, seven hundred seventy-five thousand, one hundred".