168473682 has 40 divisors (see below), whose sum is σ = 406549836. Its totient is φ = 51837408.

The previous prime is 168473677. The next prime is 168473687. The reversal of 168473682 is 286374861.

It is an interprime number because it is at equal distance from previous prime (168473677) and next prime (168473687).

It can be written as a sum of positive squares in 2 ways, for example, as 139216401 + 29257281 = 11799^2 + 5409^2 .

It is not an unprimeable number, because it can be changed into a prime (168473687) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 37893 + ... + 42104.

Almost surely, 2^168473682 is an apocalyptic number.

168473682 is an abundant number, since it is smaller than the sum of its proper divisors (238076154).

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

168473682 is a wasteful number, since it uses less digits than its factorization.

168473682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80024 (or 80015 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 168473682 is about 12979.7412146776. The cubic root of 168473682 is about 552.3029409916.

The spelling of 168473682 in words is "one hundred sixty-eight million, four hundred seventy-three thousand, six hundred eighty-two".