83100066 has 32 divisors (see below), whose sum is σ = 190417920. Its totient is φ = 23683536.

The previous prime is 83100049. The next prime is 83100067. The reversal of 83100066 is 66000138.

It is not an unprimeable number, because it can be changed into a prime (83100067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16185 + ... + 20691.

It is an arithmetic number, because the mean of its divisors is an integer number (5950560).

Almost surely, 2^83100066 is an apocalyptic number.

83100066 is an abundant number, since it is smaller than the sum of its proper divisors (107317854).

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

83100066 is a wasteful number, since it uses less digits than its factorization.

83100066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 83100066 is about 9115.9237601024. The cubic root of 83100066 is about 436.3822959271.

The spelling of 83100066 in words is "eighty-three million, one hundred thousand, sixty-six".