85225516 has 12 divisors (see below), whose sum is σ = 151033120. Its totient is φ = 42073200.

The previous prime is 85225513. The next prime is 85225571. The reversal of 85225516 is 61552258.

It is not an unprimeable number, because it can be changed into a prime (85225513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134535 + ... + 135166.

Almost surely, 2^85225516 is an apocalyptic number.

It is an amenable number.

85225516 is a deficient number, since it is larger than the sum of its proper divisors (65807604).

85225516 is a wasteful number, since it uses less digits than its factorization.

85225516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269784 (or 269782 counting only the distinct ones).

The product of its digits is 24000, while the sum is 34.

The square root of 85225516 is about 9231.7666781608. The cubic root of 85225516 is about 440.0714691069.

The spelling of 85225516 in words is "eighty-five million, two hundred twenty-five thousand, five hundred sixteen".