85662194 has 4 divisors (see below), whose sum is σ = 128493294. Its totient is φ = 42831096.

The previous prime is 85662193. The next prime is 85662197. The reversal of 85662194 is 49126658.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 65529025 + 20133169 = 8095^2 + 4487^2 .

It is a super-2 number, since 2×85662194² = 14676022961787272, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85662191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21415547 + ... + 21415550.

Almost surely, 2^85662194 is an apocalyptic number.

85662194 is a deficient number, since it is larger than the sum of its proper divisors (42831100).

85662194 is a wasteful number, since it uses less digits than its factorization.

85662194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42831099.

The product of its digits is 103680, while the sum is 41.

The square root of 85662194 is about 9255.3872960563. The cubic root of 85662194 is about 440.8218009196.

The spelling of 85662194 in words is "eighty-five million, six hundred sixty-two thousand, one hundred ninety-four".