84334805 has 4 divisors (see below), whose sum is σ = 101201772. Its totient is φ = 67467840.

The previous prime is 84334793. The next prime is 84334823. The reversal of 84334805 is 50843348.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38217124 + 46117681 = 6182^2 + 6791^2 .

It is not a de Polignac number, because 84334805 - 2⁶ = 84334741 is a prime.

It is a super-2 number, since 2×84334805² = 14224718668776050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 8433476 + ... + 8433485.

It is an arithmetic number, because the mean of its divisors is an integer number (25300443).

Almost surely, 2^84334805 is an apocalyptic number.

It is an amenable number.

84334805 is a deficient number, since it is larger than the sum of its proper divisors (16866967).

84334805 is a wasteful number, since it uses less digits than its factorization.

84334805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16866966.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 84334805 is about 9183.3983361281. The cubic root of 84334805 is about 438.5330017327.

The spelling of 84334805 in words is "eighty-four million, three hundred thirty-four thousand, eight hundred five".