23146065 has 12 divisors (see below), whose sum is σ = 40119924. Its totient is φ = 12344544.

The previous prime is 23146049. The next prime is 23146087. The reversal of 23146065 is 56064132.

It can be written as a sum of positive squares in 2 ways, for example, as 15872256 + 7273809 = 3984^2 + 2697^2 .

It is not a de Polignac number, because 23146065 - 2⁴ = 23146049 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 257134 + ... + 257223.

It is an arithmetic number, because the mean of its divisors is an integer number (3343327).

Almost surely, 2^23146065 is an apocalyptic number.

It is an amenable number.

23146065 is a deficient number, since it is larger than the sum of its proper divisors (16973859).

23146065 is a wasteful number, since it uses less digits than its factorization.

23146065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514368 (or 514365 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 23146065 is about 4811.0357512702. The cubic root of 23146065 is about 284.9874417366.

The spelling of 23146065 in words is "twenty-three million, one hundred forty-six thousand, sixty-five".