147668 has 24 divisors (see below), whose sum is σ = 285600. Its totient is φ = 66528.

The previous prime is 147661. The next prime is 147671. The reversal of 147668 is 866741.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147668.

It is not an unprimeable number, because it can be changed into a prime (147661) by changing a digit.

147668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2171 + ... + 2237.

It is an arithmetic number, because the mean of its divisors is an integer number (11900).

2¹⁴⁷⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

147668 is a deficient number, since it is larger than the sum of its proper divisors (137932).

147668 is a wasteful number, since it uses less digits than its factorization.

147668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 117 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 147668 is about 384.2759425205. The cubic root of 147668 is about 52.8561424556.

The spelling of 147668 in words is "one hundred forty-seven thousand, six hundred sixty-eight".