84228338 has 4 divisors (see below), whose sum is σ = 126342510. Its totient is φ = 42114168.

The previous prime is 84228329. The next prime is 84228343. The reversal of 84228338 is 83382248.

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., 83046769 + 1181569 = 9113^2 + 1087^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21057083 + ... + 21057086.

Almost surely, 2^84228338 is an apocalyptic number.

84228338 is a deficient number, since it is larger than the sum of its proper divisors (42114172).

84228338 is a wasteful number, since it uses less digits than its factorization.

84228338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42114171.

The product of its digits is 73728, while the sum is 38.

The square root of 84228338 is about 9177.5997951534. The cubic root of 84228338 is about 438.3483845818.

The spelling of 84228338 in words is "eighty-four million, two hundred twenty-eight thousand, three hundred thirty-eight".