85429798 has 8 divisors (see below), whose sum is σ = 128403000. Its totient is φ = 42628800.

The previous prime is 85429793. The next prime is 85429801. The reversal of 85429798 is 89792458.

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 (85429793) by changing a digit.

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, 41803 + ... + 43798.

It is an arithmetic number, because the mean of its divisors is an integer number (16050375).

Almost surely, 2^85429798 is an apocalyptic number.

85429798 is a deficient number, since it is larger than the sum of its proper divisors (42973202).

85429798 is a wasteful number, since it uses less digits than its factorization.

85429798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86102.

The product of its digits is 1451520, while the sum is 52.

The square root of 85429798 is about 9242.8241355118. The cubic root of 85429798 is about 440.4227995213.

The spelling of 85429798 in words is "eighty-five million, four hundred twenty-nine thousand, seven hundred ninety-eight".