23008562 has 4 divisors (see below), whose sum is σ = 34512846. Its totient is φ = 11504280.

The previous prime is 23008553. The next prime is 23008567. The reversal of 23008562 is 26580032.

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

It can be written as a sum of positive squares in only one way, i.e., 19545241 + 3463321 = 4421^2 + 1861^2 .

It is not an unprimeable number, because it can be changed into a prime (23008567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752139 + ... + 5752142.

Almost surely, 2^23008562 is an apocalyptic number.

23008562 is a deficient number, since it is larger than the sum of its proper divisors (11504284).

23008562 is a wasteful number, since it uses less digits than its factorization.

23008562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11504283.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 23008562 is about 4796.7240904601. The cubic root of 23008562 is about 284.4219822870.

Adding to 23008562 its reverse (26580032), we get a palindrome (49588594).

The spelling of 23008562 in words is "twenty-three million, eight thousand, five hundred sixty-two".