68170100 has 36 divisors (see below), whose sum is σ = 155719200. Its totient is φ = 25832160.

The previous prime is 68170099. The next prime is 68170103. The reversal of 68170100 is 107186.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68170103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16040 + ... + 19839.

Almost surely, 2^68170100 is an apocalyptic number.

It is an amenable number.

68170100 is an abundant number, since it is smaller than the sum of its proper divisors (87549100).

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

68170100 is a wasteful number, since it uses less digits than its factorization.

68170100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35912 (or 35905 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 68170100 is about 8256.5186368106. The cubic root of 68170100 is about 408.5055648099.

Adding to 68170100 its reverse (107186), we get a palindrome (68277286).

The spelling of 68170100 in words is "sixty-eight million, one hundred seventy thousand, one hundred".