85987194 has 16 divisors (see below), whose sum is σ = 172097568. Its totient is φ = 28641872.

The previous prime is 85987189. The next prime is 85987199. The reversal of 85987194 is 49178958.

It is an interprime number because it is at equal distance from previous prime (85987189) and next prime (85987199).

It is not an unprimeable number, because it can be changed into a prime (85987199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5704 + ... + 14300.

It is an arithmetic number, because the mean of its divisors is an integer number (10756098).

Almost surely, 2^85987194 is an apocalyptic number.

85987194 is an abundant number, since it is smaller than the sum of its proper divisors (86110374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85987194 is a wasteful number, since it uses less digits than its factorization.

85987194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10269.

The product of its digits is 725760, while the sum is 51.

The square root of 85987194 is about 9272.9280165436. The cubic root of 85987194 is about 441.3785859522.

The spelling of 85987194 in words is "eighty-five million, nine hundred eighty-seven thousand, one hundred ninety-four".