85006774 has 16 divisors (see below), whose sum is σ = 133217280. Its totient is φ = 40634280.

The previous prime is 85006771. The next prime is 85006793. The reversal of 85006774 is 47760058.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85006771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3114 + ... + 13405.

It is an arithmetic number, because the mean of its divisors is an integer number (8326080).

Almost surely, 2^85006774 is an apocalyptic number.

85006774 is a deficient number, since it is larger than the sum of its proper divisors (48210506).

85006774 is a wasteful number, since it uses less digits than its factorization.

85006774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16635.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 85006774 is about 9219.9118217042. The cubic root of 85006774 is about 439.6946469543.

The spelling of 85006774 in words is "eighty-five million, six thousand, seven hundred seventy-four".