84427822 has 8 divisors (see below), whose sum is σ = 127639296. Its totient is φ = 41881392.

The previous prime is 84427807. The next prime is 84427823. The reversal of 84427822 is 22872448.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84427823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165943 + ... + 166450.

It is an arithmetic number, because the mean of its divisors is an integer number (15954912).

Almost surely, 2^84427822 is an apocalyptic number.

84427822 is a deficient number, since it is larger than the sum of its proper divisors (43211474).

84427822 is a wasteful number, since it uses less digits than its factorization.

84427822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332522.

The product of its digits is 57344, while the sum is 37.

The square root of 84427822 is about 9188.4613510642. The cubic root of 84427822 is about 438.6941690253.

The spelling of 84427822 in words is "eighty-four million, four hundred twenty-seven thousand, eight hundred twenty-two".