23429834 has 4 divisors (see below), whose sum is σ = 35144754. Its totient is φ = 11714916.

The previous prime is 23429789. The next prime is 23429837. The reversal of 23429834 is 43892432.

It is a happy number.

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., 13801225 + 9628609 = 3715^2 + 3103^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23429794 and 23429803.

It is not an unprimeable number, because it can be changed into a prime (23429837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5857457 + ... + 5857460.

Almost surely, 2^23429834 is an apocalyptic number.

23429834 is a deficient number, since it is larger than the sum of its proper divisors (11714920).

23429834 is a wasteful number, since it uses less digits than its factorization.

23429834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11714919.

The product of its digits is 41472, while the sum is 35.

The square root of 23429834 is about 4840.4373769320. The cubic root of 23429834 is about 286.1473558870.

The spelling of 23429834 in words is "twenty-three million, four hundred twenty-nine thousand, eight hundred thirty-four".