146284665 has 16 divisors (see below), whose sum is σ = 234207168. Its totient is φ = 77967936.

The previous prime is 146284661. The next prime is 146284673. The reversal of 146284665 is 566482641.

It is not a de Polignac number, because 146284665 - 2² = 146284661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146284661) 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 15 ways as a sum of consecutive naturals, for example, 38334 + ... + 41976.

It is an arithmetic number, because the mean of its divisors is an integer number (14637948).

Almost surely, 2^146284665 is an apocalyptic number.

146284665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146284665 is a deficient number, since it is larger than the sum of its proper divisors (87922503).

146284665 is a wasteful number, since it uses less digits than its factorization.

146284665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6328.

The product of its digits is 276480, while the sum is 42.

The square root of 146284665 is about 12094.8197588885. The cubic root of 146284665 is about 526.9057449951.

The spelling of 146284665 in words is "one hundred forty-six million, two hundred eighty-four thousand, six hundred sixty-five".