84323838 has 16 divisors (see below), whose sum is σ = 171413136. Its totient is φ = 27647040.

The previous prime is 84323831. The next prime is 84323867. The reversal of 84323838 is 83832348.

It is a happy number.

It is a super-2 number, since 2×84323838² = 14221019310100488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84323796 and 84323805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84323831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114831 + ... + 115562.

It is an arithmetic number, because the mean of its divisors is an integer number (10713321).

Almost surely, 2^84323838 is an apocalyptic number.

84323838 is an abundant number, since it is smaller than the sum of its proper divisors (87089298).

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

84323838 is a wasteful number, since it uses less digits than its factorization.

84323838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230459.

The product of its digits is 110592, while the sum is 39.

The square root of 84323838 is about 9182.8012066036. The cubic root of 84323838 is about 438.5139917880.

The spelling of 84323838 in words is "eighty-four million, three hundred twenty-three thousand, eight hundred thirty-eight".