85317494 has 8 divisors (see below), whose sum is σ = 128040528. Its totient is φ = 42637320.

The previous prime is 85317451. The next prime is 85317497. The reversal of 85317494 is 49471358.

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 (85317497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5162 + ... + 14045.

It is an arithmetic number, because the mean of its divisors is an integer number (16005066).

Almost surely, 2^85317494 is an apocalyptic number.

85317494 is a deficient number, since it is larger than the sum of its proper divisors (42723034).

85317494 is a wasteful number, since it uses less digits than its factorization.

85317494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21430.

The product of its digits is 120960, while the sum is 41.

The square root of 85317494 is about 9236.7469381812. The cubic root of 85317494 is about 440.2297250804.

The spelling of 85317494 in words is "eighty-five million, three hundred seventeen thousand, four hundred ninety-four".