234221458 has 8 divisors (see below), whose sum is σ = 363447180. Its totient is φ = 113072400.

The previous prime is 234221437. The next prime is 234221459. The reversal of 234221458 is 854122432.

It can be written as a sum of positive squares in 2 ways, for example, as 228523689 + 5697769 = 15117^2 + 2387^2 .

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

It is a super-3 number, since 3×234221458³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (234221459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2019093 + ... + 2019208.

Almost surely, 2^234221458 is an apocalyptic number.

234221458 is a deficient number, since it is larger than the sum of its proper divisors (129225722).

234221458 is a wasteful number, since it uses less digits than its factorization.

234221458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038332.

The product of its digits is 15360, while the sum is 31.

The square root of 234221458 is about 15304.2954101128. The cubic root of 234221458 is about 616.4183519678.

The spelling of 234221458 in words is "two hundred thirty-four million, two hundred twenty-one thousand, four hundred fifty-eight".