84223938 has 8 divisors (see below), whose sum is σ = 168447888. Its totient is φ = 28074644.

The previous prime is 84223921. The next prime is 84223991. The reversal of 84223938 is 83932248.

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

84223938 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 84223896 and 84223905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7018656 + ... + 7018667.

It is an arithmetic number, because the mean of its divisors is an integer number (21055986).

Almost surely, 2^84223938 is an apocalyptic number.

84223938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84223938 is a wasteful number, since it uses less digits than its factorization.

84223938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14037328.

The product of its digits is 82944, while the sum is 39.

The square root of 84223938 is about 9177.3600779309. The cubic root of 84223938 is about 438.3407514957.

The spelling of 84223938 in words is "eighty-four million, two hundred twenty-three thousand, nine hundred thirty-eight".