85399698 has 8 divisors (see below), whose sum is σ = 170799408. Its totient is φ = 28466564.

The previous prime is 85399681. The next prime is 85399703. The reversal of 85399698 is 89699358.

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

85399698 is an admirable number.

It is an unprimeable number.

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, 7116636 + ... + 7116647.

It is an arithmetic number, because the mean of its divisors is an integer number (21349926).

Almost surely, 2^85399698 is an apocalyptic number.

85399698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85399698 is a wasteful number, since it uses less digits than its factorization.

85399698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14233288.

The product of its digits is 4199040, while the sum is 57.

The square root of 85399698 is about 9241.1957018559. The cubic root of 85399698 is about 440.3710678312.

The spelling of 85399698 in words is "eighty-five million, three hundred ninety-nine thousand, six hundred ninety-eight".