344500065 has 48 divisors (see below), whose sum is σ = 734942208. Its totient is φ = 145369728.

The previous prime is 344500033. The next prime is 344500109. The reversal of 344500065 is 560005443.

It is not a de Polignac number, because 344500065 - 2⁵ = 344500033 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37969 + ... + 46158.

It is an arithmetic number, because the mean of its divisors is an integer number (15311296).

Almost surely, 2^344500065 is an apocalyptic number.

344500065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

344500065 is an abundant number, since it is smaller than the sum of its proper divisors (390442143).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344500065 is a wasteful number, since it uses less digits than its factorization.

344500065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84158 (or 84155 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 344500065 is about 18560.7129442810. The cubic root of 344500065 is about 701.0189683804.

The spelling of 344500065 in words is "three hundred forty-four million, five hundred thousand, sixty-five".