85256622 has 24 divisors (see below), whose sum is σ = 201516120. Its totient is φ = 25835280.

The previous prime is 85256617. The next prime is 85256651. The reversal of 85256622 is 22665258.

85256622 is a `hidden beast` number, since 8 + 5 + 25 + 6 + 622 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215097 + ... + 215492.

It is an arithmetic number, because the mean of its divisors is an integer number (8396505).

Almost surely, 2^85256622 is an apocalyptic number.

85256622 is an abundant number, since it is smaller than the sum of its proper divisors (116259498).

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

85256622 is a wasteful number, since it uses less digits than its factorization.

85256622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430608 (or 430605 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 85256622 is about 9233.4512507513. The cubic root of 85256622 is about 440.1250023627.

The spelling of 85256622 in words is "eighty-five million, two hundred fifty-six thousand, six hundred twenty-two".