85225446 has 24 divisors (see below), whose sum is σ = 191495304. Its totient is φ = 28408320.

The previous prime is 85225411. The next prime is 85225447. The reversal of 85225446 is 64452258.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85225446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85225447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87195 + ... + 88166.

It is an arithmetic number, because the mean of its divisors is an integer number (7978971).

Almost surely, 2^85225446 is an apocalyptic number.

85225446 is an abundant number, since it is smaller than the sum of its proper divisors (106269858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85225446 is a wasteful number, since it uses less digits than its factorization.

85225446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175378 (or 175366 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 85225446 is about 9231.7628869030. The cubic root of 85225446 is about 440.0713486226.

The spelling of 85225446 in words is "eighty-five million, two hundred twenty-five thousand, four hundred forty-six".