85222652 has 6 divisors (see below), whose sum is σ = 149139648. Its totient is φ = 42611324.

The previous prime is 85222637. The next prime is 85222693. The reversal of 85222652 is 25622258.

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 as a sum of consecutive naturals, namely, 10652828 + ... + 10652835.

It is an arithmetic number, because the mean of its divisors is an integer number (24856608).

Almost surely, 2^85222652 is an apocalyptic number.

It is an amenable number.

85222652 is a deficient number, since it is larger than the sum of its proper divisors (63916996).

85222652 is a wasteful number, since it uses less digits than its factorization.

85222652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21305667 (or 21305665 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 85222652 is about 9231.6115602857. The cubic root of 85222652 is about 440.0665395238.

The spelling of 85222652 in words is "eighty-five million, two hundred twenty-two thousand, six hundred fifty-two".