85410579 has 4 divisors (see below), whose sum is σ = 113880776. Its totient is φ = 56940384.

The previous prime is 85410571. The next prime is 85410581. The reversal of 85410579 is 97501458.

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

It is not a de Polignac number, because 85410579 - 2³ = 85410571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85410571) 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, 14235094 + ... + 14235099.

It is an arithmetic number, because the mean of its divisors is an integer number (28470194).

Almost surely, 2^85410579 is an apocalyptic number.

85410579 is a deficient number, since it is larger than the sum of its proper divisors (28470197).

85410579 is a wasteful number, since it uses less digits than its factorization.

85410579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28470196.

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 85410579 is about 9241.7844056221. The cubic root of 85410579 is about 440.3897699820.

The spelling of 85410579 in words is "eighty-five million, four hundred ten thousand, five hundred seventy-nine".