85282225 has 24 divisors (see below), whose sum is σ = 124132928. Its totient is φ = 56894400.

The previous prime is 85282213. The next prime is 85282237. The reversal of 85282225 is 52228258.

It is an interprime number because it is at equal distance from previous prime (85282213) and next prime (85282237).

It is a de Polignac number, because none of the positive numbers 2^k-85282225 is a prime.

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 in 23 ways as a sum of consecutive naturals, for example, 111 + ... + 13060.

Almost surely, 2^85282225 is an apocalyptic number.

It is an amenable number.

85282225 is a deficient number, since it is larger than the sum of its proper divisors (38850703).

85282225 is a wasteful number, since it uses less digits than its factorization.

85282225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13225 (or 13220 counting only the distinct ones).

The product of its digits is 25600, while the sum is 34.

The square root of 85282225 is about 9234.8375730166. The cubic root of 85282225 is about 440.1690552170.

The spelling of 85282225 in words is "eighty-five million, two hundred eighty-two thousand, two hundred twenty-five".