22313463 has 4 divisors (see below), whose sum is σ = 29751288. Its totient is φ = 14875640.

The previous prime is 22313453. The next prime is 22313491. The reversal of 22313463 is 36431322.

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 22313463 - 2⁹ = 22312951 is a prime.

It is a super-3 number, since 3×22313463³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22313413) 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, 3718908 + ... + 3718913.

It is an arithmetic number, because the mean of its divisors is an integer number (7437822).

Almost surely, 2^22313463 is an apocalyptic number.

22313463 is a deficient number, since it is larger than the sum of its proper divisors (7437825).

22313463 is an equidigital number, since it uses as much as digits as its factorization.

22313463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7437824.

The product of its digits is 2592, while the sum is 24.

The square root of 22313463 is about 4723.7128405524. The cubic root of 22313463 is about 281.5284736165.

Adding to 22313463 its reverse (36431322), we get a palindrome (58744785).

The spelling of 22313463 in words is "twenty-two million, three hundred thirteen thousand, four hundred sixty-three".