23401667 has 2 divisors, whose sum is σ = 23401668. Its totient is φ = 23401666.

The previous prime is 23401633. The next prime is 23401669. The reversal of 23401667 is 76610432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23401667 - 2¹⁴ = 23385283 is a prime.

Together with 23401669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23401669) by changing a digit.

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 as a sum of consecutive naturals, namely, 11700833 + 11700834.

It is an arithmetic number, because the mean of its divisors is an integer number (11700834).

Almost surely, 2^23401667 is an apocalyptic number.

23401667 is a deficient number, since it is larger than the sum of its proper divisors (1).

23401667 is an equidigital number, since it uses as much as digits as its factorization.

23401667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 23401667 is about 4837.5269508293. The cubic root of 23401667 is about 286.0326425324.

The spelling of 23401667 in words is "twenty-three million, four hundred one thousand, six hundred sixty-seven".