23342145 has 16 divisors (see below), whose sum is σ = 37439232. Its totient is φ = 12418560.

The previous prime is 23342141. The next prime is 23342147. The reversal of 23342145 is 54124332.

It is not a de Polignac number, because 23342145 - 2² = 23342141 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23342141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5265 + ... + 8625.

It is an arithmetic number, because the mean of its divisors is an integer number (2339952).

Almost surely, 2^23342145 is an apocalyptic number.

It is an amenable number.

23342145 is a deficient number, since it is larger than the sum of its proper divisors (14097087).

23342145 is a wasteful number, since it uses less digits than its factorization.

23342145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832.

The product of its digits is 2880, while the sum is 24.

The square root of 23342145 is about 4831.3709234543. The cubic root of 23342145 is about 285.7899291976.

Adding to 23342145 its reverse (54124332), we get a palindrome (77466477).

The spelling of 23342145 in words is "twenty-three million, three hundred forty-two thousand, one hundred forty-five".