102106726 has 16 divisors (see below), whose sum is σ = 165232224. Its totient is φ = 47142784.

The previous prime is 102106699. The next prime is 102106787. The reversal of 102106726 is 627601201.

It is a self number, because there is not a number n which added to its sum of digits gives 102106726.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26530 + ... + 30133.

It is an arithmetic number, because the mean of its divisors is an integer number (10327014).

Almost surely, 2^102106726 is an apocalyptic number.

102106726 is a deficient number, since it is larger than the sum of its proper divisors (63125498).

102106726 is a wasteful number, since it uses less digits than its factorization.

102106726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56735.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 102106726 is about 10104.7872812841. The cubic root of 102106726 is about 467.3957764747.

Adding to 102106726 its reverse (627601201), we get a palindrome (729707927).

The spelling of 102106726 in words is "one hundred two million, one hundred six thousand, seven hundred twenty-six".