146338665 has 32 divisors (see below), whose sum is σ = 268876800. Its totient is φ = 67216320.

The previous prime is 146338651. The next prime is 146338667. The reversal of 146338665 is 566833641.

It is not a de Polignac number, because 146338665 - 2⁴ = 146338649 is a prime.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (146338667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20205 + ... + 26474.

It is an arithmetic number, because the mean of its divisors is an integer number (8402400).

Almost surely, 2^146338665 is an apocalyptic number.

146338665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146338665 is a deficient number, since it is larger than the sum of its proper divisors (122538135).

146338665 is a wasteful number, since it uses less digits than its factorization.

146338665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46717.

The product of its digits is 311040, while the sum is 42.

The square root of 146338665 is about 12097.0519135862. The cubic root of 146338665 is about 526.9705715894.

The spelling of 146338665 in words is "one hundred forty-six million, three hundred thirty-eight thousand, six hundred sixty-five".