146028305 has 8 divisors (see below), whose sum is σ = 175632192. Its totient is φ = 116557168.

The previous prime is 146028299. The next prime is 146028329. The reversal of 146028305 is 503820641.

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

It is a cyclic number.

It is not a de Polignac number, because 146028305 - 2⁶ = 146028241 is a prime.

It is a super-2 number, since 2×146028305² = 42648531722346050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30749 + ... + 35178.

It is an arithmetic number, because the mean of its divisors is an integer number (21954024).

Almost surely, 2^146028305 is an apocalyptic number.

It is an amenable number.

146028305 is a deficient number, since it is larger than the sum of its proper divisors (29603887).

146028305 is an equidigital number, since it uses as much as digits as its factorization.

146028305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66375.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 146028305 is about 12084.2171860655. The cubic root of 146028305 is about 526.5977688986.

Adding to 146028305 its reverse (503820641), we get a palindrome (649848946).

The spelling of 146028305 in words is "one hundred forty-six million, twenty-eight thousand, three hundred five".