85479256 has 16 divisors (see below), whose sum is σ = 161082000. Its totient is φ = 42524064.

The previous prime is 85479253. The next prime is 85479257. The reversal of 85479256 is 65297458.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85479253) 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, 25255 + ... + 28438.

It is an arithmetic number, because the mean of its divisors is an integer number (10067625).

Almost surely, 2^85479256 is an apocalyptic number.

It is an amenable number.

85479256 is a deficient number, since it is larger than the sum of its proper divisors (75602744).

85479256 is a wasteful number, since it uses less digits than its factorization.

85479256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53898 (or 53894 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 85479256 is about 9245.4992293548. The cubic root of 85479256 is about 440.5077746672.

The spelling of 85479256 in words is "eighty-five million, four hundred seventy-nine thousand, two hundred fifty-six".