23400063 has 16 divisors (see below), whose sum is σ = 34755840. Its totient is φ = 15559992.

The previous prime is 23400029. The next prime is 23400067. The reversal of 23400063 is 36000432.

It is not a de Polignac number, because 23400063 - 2¹⁰ = 23399039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23400067) 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, 12720 + ... + 14442.

It is an arithmetic number, because the mean of its divisors is an integer number (2172240).

Almost surely, 2^23400063 is an apocalyptic number.

23400063 is a deficient number, since it is larger than the sum of its proper divisors (11355777).

23400063 is a wasteful number, since it uses less digits than its factorization.

23400063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235 (or 2229 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 23400063 is about 4837.3611607983. The cubic root of 23400063 is about 286.0261072880.

Adding to 23400063 its reverse (36000432), we get a palindrome (59400495).

The spelling of 23400063 in words is "twenty-three million, four hundred thousand, sixty-three".