146500223 has 8 divisors (see below), whose sum is σ = 149744880. Its totient is φ = 143282880.

The previous prime is 146500213. The next prime is 146500243. The reversal of 146500223 is 322005641.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146500223 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 (146500213) 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, 4211 + ... + 17627.

It is an arithmetic number, because the mean of its divisors is an integer number (18718110).

Almost surely, 2^146500223 is an apocalyptic number.

146500223 is a deficient number, since it is larger than the sum of its proper divisors (3244657).

146500223 is a wasteful number, since it uses less digits than its factorization.

146500223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13657.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 146500223 is about 12103.7276489518. The cubic root of 146500223 is about 527.1644255755.

Adding to 146500223 its reverse (322005641), we get a palindrome (468505864).

The spelling of 146500223 in words is "one hundred forty-six million, five hundred thousand, two hundred twenty-three".