84259426 has 8 divisors (see below), whose sum is σ = 130466304. Its totient is φ = 40770660.

The previous prime is 84259423. The next prime is 84259451. The reversal of 84259426 is 62495248.

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

It is not an unprimeable number, because it can be changed into a prime (84259423) by changing a digit.

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, 679450 + ... + 679573.

It is an arithmetic number, because the mean of its divisors is an integer number (16308288).

Almost surely, 2^84259426 is an apocalyptic number.

84259426 is a deficient number, since it is larger than the sum of its proper divisors (46206878).

84259426 is a wasteful number, since it uses less digits than its factorization.

84259426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359056.

The product of its digits is 138240, while the sum is 40.

The square root of 84259426 is about 9179.2933279202. The cubic root of 84259426 is about 438.4023082322.

The spelling of 84259426 in words is "eighty-four million, two hundred fifty-nine thousand, four hundred twenty-six".