102102684 has 24 divisors (see below), whose sum is σ = 244679568. Its totient is φ = 33114240.

The previous prime is 102102677. The next prime is 102102709. The reversal of 102102684 is 486201201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114537 + ... + 115424.

It is an arithmetic number, because the mean of its divisors is an integer number (10194982).

Almost surely, 2^102102684 is an apocalyptic number.

It is an amenable number.

102102684 is an abundant number, since it is smaller than the sum of its proper divisors (142576884).

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

102102684 is a wasteful number, since it uses less digits than its factorization.

102102684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230005 (or 230003 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 102102684 is about 10104.5872750944. The cubic root of 102102684 is about 467.3896089454.

Adding to 102102684 its reverse (486201201), we get a palindrome (588303885).

The spelling of 102102684 in words is "one hundred two million, one hundred two thousand, six hundred eighty-four".