23561234 has 4 divisors (see below), whose sum is σ = 35341854. Its totient is φ = 11780616.

The previous prime is 23561231. The next prime is 23561257. The reversal of 23561234 is 43216532.

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., 22591009 + 970225 = 4753^2 + 985^2 .

It is not an unprimeable number, because it can be changed into a prime (23561231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5890307 + ... + 5890310.

Almost surely, 2^23561234 is an apocalyptic number.

23561234 is a deficient number, since it is larger than the sum of its proper divisors (11780620).

23561234 is a wasteful number, since it uses less digits than its factorization.

23561234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11780619.

The product of its digits is 4320, while the sum is 26.

The square root of 23561234 is about 4853.9915533507. The cubic root of 23561234 is about 286.6812861362.

Adding to 23561234 its reverse (43216532), we get a palindrome (66777766).

The spelling of 23561234 in words is "twenty-three million, five hundred sixty-one thousand, two hundred thirty-four".