228141458 has 4 divisors (see below), whose sum is σ = 342212190. Its totient is φ = 114070728.

The previous prime is 228141449. The next prime is 228141461. The reversal of 228141458 is 854141822.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 204976489 + 23164969 = 14317^2 + 4813^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57035363 + ... + 57035366.

Almost surely, 2^228141458 is an apocalyptic number.

228141458 is a deficient number, since it is larger than the sum of its proper divisors (114070732).

228141458 is a wasteful number, since it uses less digits than its factorization.

228141458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114070731.

The product of its digits is 20480, while the sum is 35.

The square root of 228141458 is about 15104.3522866755. The cubic root of 228141458 is about 611.0377908754.

The spelling of 228141458 in words is "two hundred twenty-eight million, one hundred forty-one thousand, four hundred fifty-eight".