85273424 has 10 divisors (see below), whose sum is σ = 165217290. Its totient is φ = 42636704.

The previous prime is 85273403. The next prime is 85273439. The reversal of 85273424 is 42437258.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 32855824 = 7240^2 + 5732^2 .

It is a congruent 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 as a sum of consecutive naturals, namely, 2664779 + ... + 2664810.

It is an arithmetic number, because the mean of its divisors is an integer number (16521729).

Almost surely, 2^85273424 is an apocalyptic number.

It is an amenable number.

85273424 is a deficient number, since it is larger than the sum of its proper divisors (79943866).

85273424 is a wasteful number, since it uses less digits than its factorization.

85273424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5329597 (or 5329591 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 85273424 is about 9234.3610499049. The cubic root of 85273424 is about 440.1539130967.

The spelling of 85273424 in words is "eighty-five million, two hundred seventy-three thousand, four hundred twenty-four".