23342147 has 2 divisors, whose sum is σ = 23342148. Its totient is φ = 23342146.

The previous prime is 23342141. The next prime is 23342213. The reversal of 23342147 is 74124332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23342147 - 2⁶ = 23342083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23342141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11671073 + 11671074.

It is an arithmetic number, because the mean of its divisors is an integer number (11671074).

Almost surely, 2^23342147 is an apocalyptic number.

23342147 is a deficient number, since it is larger than the sum of its proper divisors (1).

23342147 is an equidigital number, since it uses as much as digits as its factorization.

23342147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 26.

The square root of 23342147 is about 4831.3711304349. The cubic root of 23342147 is about 285.7899373600.

Adding to 23342147 its reverse (74124332), we get a palindrome (97466479).

The spelling of 23342147 in words is "twenty-three million, three hundred forty-two thousand, one hundred forty-seven".