229773998 has 4 divisors (see below), whose sum is σ = 344661000. Its totient is φ = 114886998.

The previous prime is 229773991. The next prime is 229774003. The reversal of 229773998 is 899377922.

229773998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 899377922 = 2 ⋅449688961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229773991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57443498 + ... + 57443501.

It is an arithmetic number, because the mean of its divisors is an integer number (86165250).

Almost surely, 2^229773998 is an apocalyptic number.

229773998 is a deficient number, since it is larger than the sum of its proper divisors (114887002).

229773998 is a wasteful number, since it uses less digits than its factorization.

229773998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114887001.

The product of its digits is 3429216, while the sum is 56.

The square root of 229773998 is about 15158.2979915293. The cubic root of 229773998 is about 612.4918209653.

The spelling of 229773998 in words is "two hundred twenty-nine million, seven hundred seventy-three thousand, nine hundred ninety-eight".