234225218 has 16 divisors (see below), whose sum is σ = 372833280. Its totient is φ = 109978176.

The previous prime is 234225209. The next prime is 234225227. The reversal of 234225218 is 812522432.

It is an interprime number because it is at equal distance from previous prime (234225209) and next prime (234225227).

It is a super-2 number, since 2×234225218² = 109722905494295048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8303 + ... + 23181.

It is an arithmetic number, because the mean of its divisors is an integer number (23302080).

Almost surely, 2^234225218 is an apocalyptic number.

234225218 is a deficient number, since it is larger than the sum of its proper divisors (138608062).

234225218 is a wasteful number, since it uses less digits than its factorization.

234225218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15361.

The product of its digits is 7680, while the sum is 29.

The square root of 234225218 is about 15304.4182509496. The cubic root of 234225218 is about 616.4216504424.

The spelling of 234225218 in words is "two hundred thirty-four million, two hundred twenty-five thousand, two hundred eighteen".