85479394 has 32 divisors (see below), whose sum is σ = 172158336. Its totient is φ = 30741120.

The previous prime is 85479389. The next prime is 85479397. The reversal of 85479394 is 49397458.

It is not an unprimeable number, because it can be changed into a prime (85479397) 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 15 ways as a sum of consecutive naturals, for example, 19347 + ... + 23350.

It is an arithmetic number, because the mean of its divisors is an integer number (5379948).

Almost surely, 2^85479394 is an apocalyptic number.

85479394 is an abundant number, since it is smaller than the sum of its proper divisors (86678942).

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

85479394 is a wasteful number, since it uses less digits than its factorization.

85479394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42730.

The product of its digits is 1088640, while the sum is 49.

The square root of 85479394 is about 9245.5066924426. The cubic root of 85479394 is about 440.5080117230.

The spelling of 85479394 in words is "eighty-five million, four hundred seventy-nine thousand, three hundred ninety-four".