85492224 has 60 divisors (see below), whose sum is σ = 246749646. Its totient is φ = 28495872.

The previous prime is 85492223. The next prime is 85492291. The reversal of 85492224 is 42229458.

It can be written as a sum of positive squares in only one way, i.e., 84052224 + 1440000 = 9168^2 + 1200^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (85492223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4669 + ... + 13884.

Almost surely, 2^85492224 is an apocalyptic number.

It is an amenable number.

85492224 is an abundant number, since it is smaller than the sum of its proper divisors (161257422).

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

85492224 is a wasteful number, since it uses less digits than its factorization.

85492224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18577 (or 18558 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 85492224 is about 9246.2005169691. The cubic root of 85492224 is about 440.5300499195.

The spelling of 85492224 in words is "eighty-five million, four hundred ninety-two thousand, two hundred twenty-four".