84106426 has 8 divisors (see below), whose sum is σ = 132799680. Its totient is φ = 39839868.

The previous prime is 84106403. The next prime is 84106487. The reversal of 84106426 is 62460148.

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

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, 1106626 + ... + 1106701.

It is an arithmetic number, because the mean of its divisors is an integer number (16599960).

Almost surely, 2^84106426 is an apocalyptic number.

84106426 is a deficient number, since it is larger than the sum of its proper divisors (48693254).

84106426 is a wasteful number, since it uses less digits than its factorization.

84106426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213348.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 84106426 is about 9170.9555663519. The cubic root of 84106426 is about 438.1367941470.

The spelling of 84106426 in words is "eighty-four million, one hundred six thousand, four hundred twenty-six".