147723 has 8 divisors (see below), whose sum is σ = 201936. Its totient is φ = 96000.

The previous prime is 147709. The next prime is 147727. The reversal of 147723 is 327741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 147723 - 2⁹ = 147211 is a prime.

147723 is a lucky number.

It is a plaindrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 147693 and 147702.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147723.

It is not an unprimeable number, because it can be changed into a prime (147727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478 + ... + 723.

It is an arithmetic number, because the mean of its divisors is an integer number (25242).

2¹⁴⁷⁷²³ is an apocalyptic number.

147723 is a deficient number, since it is larger than the sum of its proper divisors (54213).

147723 is a wasteful number, since it uses less digits than its factorization.

147723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245.

The product of its digits is 1176, while the sum is 24.

The square root of 147723 is about 384.3474990162. The cubic root of 147723 is about 52.8627038568.

The spelling of 147723 in words is "one hundred forty-seven thousand, seven hundred twenty-three", and thus it is an iban number.