229418438 has 16 divisors (see below), whose sum is σ = 350307936. Its totient is φ = 112655040.

The previous prime is 229418437. The next prime is 229418443. The reversal of 229418438 is 834814922.

It is a junction number, because it is equal to n+sod(n) for n = 229418395 and 229418404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229418437) 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, 118970 + ... + 120882.

It is an arithmetic number, because the mean of its divisors is an integer number (21894246).

Almost surely, 2^229418438 is an apocalyptic number.

229418438 is a deficient number, since it is larger than the sum of its proper divisors (120889498).

229418438 is a wasteful number, since it uses less digits than its factorization.

229418438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959.

The product of its digits is 110592, while the sum is 41.

The square root of 229418438 is about 15146.5652211978. The cubic root of 229418438 is about 612.1757277280.

The spelling of 229418438 in words is "two hundred twenty-nine million, four hundred eighteen thousand, four hundred thirty-eight".