85394 has 4 divisors (see below), whose sum is σ = 128094. Its totient is φ = 42696.

The previous prime is 85381. The next prime is 85411. The reversal of 85394 is 49358.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82369 + 3025 = 287^2 + 55^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21347 + ... + 21350.

2⁸⁵³⁹⁴ is an apocalyptic number.

85394 is a deficient number, since it is larger than the sum of its proper divisors (42700).

85394 is a wasteful number, since it uses less digits than its factorization.

85394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42699.

The product of its digits is 4320, while the sum is 29.

The square root of 85394 is about 292.2225179551. Note that the first 3 decimals coincide. The cubic root of 85394 is about 44.0361273534.

The spelling of 85394 in words is "eighty-five thousand, three hundred ninety-four".