146663 has 8 divisors (see below), whose sum is σ = 163200. Its totient is φ = 130680.

The previous prime is 146647. The next prime is 146669. The reversal of 146663 is 366641.

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

It is not a de Polignac number, because 146663 - 2⁴ = 146647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146669) 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 7 ways as a sum of consecutive naturals, for example, 638 + ... + 836.

It is an arithmetic number, because the mean of its divisors is an integer number (20400).

2¹⁴⁶⁶⁶³ is an apocalyptic number.

146663 is a deficient number, since it is larger than the sum of its proper divisors (16537).

146663 is a wasteful number, since it uses less digits than its factorization.

146663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277.

The product of its digits is 2592, while the sum is 26.

The square root of 146663 is about 382.9660559371. The cubic root of 146663 is about 52.7359598161.

Adding to 146663 its sum of digits (26), we get a square (146689 = 383²).

It can be divided in two parts, 1 and 46663, that added together give a palindrome (46664).

The spelling of 146663 in words is "one hundred forty-six thousand, six hundred sixty-three".