23740063 has 4 divisors (see below), whose sum is σ = 24989560. Its totient is φ = 22490568.

The previous prime is 23740049. The next prime is 23740097. The reversal of 23740063 is 36004732.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23740063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23740033) 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, 624720 + ... + 624757.

It is an arithmetic number, because the mean of its divisors is an integer number (6247390).

Almost surely, 2^23740063 is an apocalyptic number.

23740063 is a deficient number, since it is larger than the sum of its proper divisors (1249497).

23740063 is a wasteful number, since it uses less digits than its factorization.

23740063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249496.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 23740063 is about 4872.3775510525. The cubic root of 23740063 is about 287.4047593792.

Adding to 23740063 its reverse (36004732), we get a palindrome (59744795).

The spelling of 23740063 in words is "twenty-three million, seven hundred forty thousand, sixty-three".