85805414 has 4 divisors (see below), whose sum is σ = 128708124. Its totient is φ = 42902706.

The previous prime is 85805389. The next prime is 85805449. The reversal of 85805414 is 41450858.

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

It is a super-2 number, since 2×85805414² = 14725138143422792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21451352 + ... + 21451355.

It is an arithmetic number, because the mean of its divisors is an integer number (32177031).

Almost surely, 2^85805414 is an apocalyptic number.

85805414 is a deficient number, since it is larger than the sum of its proper divisors (42902710).

85805414 is a wasteful number, since it uses less digits than its factorization.

85805414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42902709.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 85805414 is about 9263.1211802502. The cubic root of 85805414 is about 441.0673364852.

The spelling of 85805414 in words is "eighty-five million, eight hundred five thousand, four hundred fourteen".