85412170 has 8 divisors (see below), whose sum is σ = 153741924. Its totient is φ = 34164864.

The previous prime is 85412149. The next prime is 85412183. The reversal of 85412170 is 7121458.

It can be written as a sum of positive squares in 2 ways, for example, as 76370121 + 9042049 = 8739^2 + 3007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4270599 + ... + 4270618.

Almost surely, 2^85412170 is an apocalyptic number.

85412170 is a deficient number, since it is larger than the sum of its proper divisors (68329754).

85412170 is a wasteful number, since it uses less digits than its factorization.

85412170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8541224.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 85412170 is about 9241.8704816720. The cubic root of 85412170 is about 440.3925044433.

The spelling of 85412170 in words is "eighty-five million, four hundred twelve thousand, one hundred seventy".