23401463 has 4 divisors (see below), whose sum is σ = 24208440. Its totient is φ = 22594488.

The previous prime is 23401457. The next prime is 23401471. The reversal of 23401463 is 36410432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23401463 - 2¹⁶ = 23335927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23401453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403445 + ... + 403502.

It is an arithmetic number, because the mean of its divisors is an integer number (6052110).

Almost surely, 2^23401463 is an apocalyptic number.

23401463 is a deficient number, since it is larger than the sum of its proper divisors (806977).

23401463 is an equidigital number, since it uses as much as digits as its factorization.

23401463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806976.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23401463 is about 4837.5058656295. The cubic root of 23401463 is about 286.0318113832.

Adding to 23401463 its reverse (36410432), we get a palindrome (59811895).

The spelling of 23401463 in words is "twenty-three million, four hundred one thousand, four hundred sixty-three".