168397614 has 144 divisors (see below), whose sum is σ = 490731696. Its totient is φ = 41126400.

The previous prime is 168397601. The next prime is 168397639. The reversal of 168397614 is 416793861.

It is a happy number.

168397614 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 168397614.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 164424 + ... + 165444.

It is an arithmetic number, because the mean of its divisors is an integer number (3407859).

Almost surely, 2^168397614 is an apocalyptic number.

168397614 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 168397614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245365848).

168397614 is an abundant number, since it is smaller than the sum of its proper divisors (322334082).

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

168397614 is a wasteful number, since it uses less digits than its factorization.

168397614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071 (or 1061 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 168397614 is about 12976.8106251112. The cubic root of 168397614 is about 552.2198045549.

The spelling of 168397614 in words is "one hundred sixty-eight million, three hundred ninety-seven thousand, six hundred fourteen".