102028170 has 32 divisors (see below), whose sum is σ = 245190528. Its totient is φ = 27171648.

The previous prime is 102028163. The next prime is 102028181. The reversal of 102028170 is 71820201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27252 + ... + 30768.

It is an arithmetic number, because the mean of its divisors is an integer number (7662204).

Almost surely, 2^102028170 is an apocalyptic number.

102028170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102028170 is an abundant number, since it is smaller than the sum of its proper divisors (143162358).

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

102028170 is a wasteful number, since it uses less digits than its factorization.

102028170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4494.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 102028170 is about 10100.8994648992. The cubic root of 102028170 is about 467.2758817850.

Adding to 102028170 its reverse (71820201), we get a palindrome (173848371).

The spelling of 102028170 in words is "one hundred two million, twenty-eight thousand, one hundred seventy".