85453582 has 4 divisors (see below), whose sum is σ = 128180376. Its totient is φ = 42726790.

The previous prime is 85453573. The next prime is 85453603. The reversal of 85453582 is 28535458.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21363394 + ... + 21363397.

It is an arithmetic number, because the mean of its divisors is an integer number (32045094).

Almost surely, 2^85453582 is an apocalyptic number.

85453582 is a deficient number, since it is larger than the sum of its proper divisors (42726794).

85453582 is a wasteful number, since it uses less digits than its factorization.

85453582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42726793.

The product of its digits is 192000, while the sum is 40.

The square root of 85453582 is about 9244.1106657158. The cubic root of 85453582 is about 440.4636675563.

The spelling of 85453582 in words is "eighty-five million, four hundred fifty-three thousand, five hundred eighty-two".