85066600 has 24 divisors (see below), whose sum is σ = 197780310. Its totient is φ = 34026560.

The previous prime is 85066577. The next prime is 85066607. The reversal of 85066600 is 666058.

It can be written as a sum of positive squares in 3 ways, for example, as 79103236 + 5963364 = 8894^2 + 2442^2 .

It is not an unprimeable number, because it can be changed into a prime (85066607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212467 + ... + 212866.

Almost surely, 2^85066600 is an apocalyptic number.

It is an amenable number.

85066600 is an abundant number, since it is smaller than the sum of its proper divisors (112713710).

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

85066600 is a wasteful number, since it uses less digits than its factorization.

85066600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425349 (or 425340 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 85066600 is about 9223.1556421867. The cubic root of 85066600 is about 439.7977720823.

The spelling of 85066600 in words is "eighty-five million, sixty-six thousand, six hundred".