85208234 has 4 divisors (see below), whose sum is σ = 127812354. Its totient is φ = 42604116.

The previous prime is 85208231. The next prime is 85208257. The reversal of 85208234 is 43280258.

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., 78943225 + 6265009 = 8885^2 + 2503^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 85208234.

It is not an unprimeable number, because it can be changed into a prime (85208231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21302057 + ... + 21302060.

Almost surely, 2^85208234 is an apocalyptic number.

85208234 is a deficient number, since it is larger than the sum of its proper divisors (42604120).

85208234 is a wasteful number, since it uses less digits than its factorization.

85208234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42604119.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 85208234 is about 9230.8306235138. The cubic root of 85208234 is about 440.0417212504.

The spelling of 85208234 in words is "eighty-five million, two hundred eight thousand, two hundred thirty-four".