85584622 has 4 divisors (see below), whose sum is σ = 128376936. Its totient is φ = 42792310.

The previous prime is 85584601. The next prime is 85584623. The reversal of 85584622 is 22648558.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85584623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21396154 + ... + 21396157.

It is an arithmetic number, because the mean of its divisors is an integer number (32094234).

Almost surely, 2^85584622 is an apocalyptic number.

85584622 is a deficient number, since it is larger than the sum of its proper divisors (42792314).

85584622 is a wasteful number, since it uses less digits than its factorization.

85584622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42792313.

The product of its digits is 153600, while the sum is 40.

The square root of 85584622 is about 9251.1957065019. The cubic root of 85584622 is about 440.6886976437.

The spelling of 85584622 in words is "eighty-five million, five hundred eighty-four thousand, six hundred twenty-two".