168073347 has 16 divisors (see below), whose sum is σ = 241568768. Its totient is φ = 103330080.

The previous prime is 168073343. The next prime is 168073349. The reversal of 168073347 is 743370861.

It is not a de Polignac number, because 168073347 - 2² = 168073343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168073343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77358 + ... + 79500.

It is an arithmetic number, because the mean of its divisors is an integer number (15098048).

Almost surely, 2^168073347 is an apocalyptic number.

168073347 is a deficient number, since it is larger than the sum of its proper divisors (73495421).

168073347 is a wasteful number, since it uses less digits than its factorization.

168073347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 168073347 is about 12964.3105100117. The cubic root of 168073347 is about 551.8651247086.

The spelling of 168073347 in words is "one hundred sixty-eight million, seventy-three thousand, three hundred forty-seven".