102166338 has 16 divisors (see below), whose sum is σ = 207683136. Its totient is φ = 33497040.

The previous prime is 102166331. The next prime is 102166349. The reversal of 102166338 is 833661201.

It is not an unprimeable number, because it can be changed into a prime (102166331) 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, 139206 + ... + 139937.

It is an arithmetic number, because the mean of its divisors is an integer number (12980196).

Almost surely, 2^102166338 is an apocalyptic number.

102166338 is an abundant number, since it is smaller than the sum of its proper divisors (105516798).

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

102166338 is a wasteful number, since it uses less digits than its factorization.

102166338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279209.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 102166338 is about 10107.7365418772. The cubic root of 102166338 is about 467.4867171915.

The spelling of 102166338 in words is "one hundred two million, one hundred sixty-six thousand, three hundred thirty-eight".