146320066 has 24 divisors (see below), whose sum is σ = 232661952. Its totient is φ = 68884200.

The previous prime is 146320063. The next prime is 146320073. The reversal of 146320066 is 660023641.

It is not an unprimeable number, because it can be changed into a prime (146320063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231571 + ... + 232201.

It is an arithmetic number, because the mean of its divisors is an integer number (9694248).

Almost surely, 2^146320066 is an apocalyptic number.

146320066 is a deficient number, since it is larger than the sum of its proper divisors (86341886).

146320066 is an equidigital number, since it uses as much as digits as its factorization.

146320066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 146320066 is about 12096.2831481410. The cubic root of 146320066 is about 526.9482454303.

The spelling of 146320066 in words is "one hundred forty-six million, three hundred twenty thousand, sixty-six".