23042434 has 8 divisors (see below), whose sum is σ = 34675020. Its totient is φ = 11484096.

The previous prime is 23042423. The next prime is 23042471. The reversal of 23042434 is 43424032.

It can be written as a sum of positive squares in 2 ways, for example, as 19228225 + 3814209 = 4385^2 + 1953^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 17779 + ... + 19030.

Almost surely, 2^23042434 is an apocalyptic number.

23042434 is a deficient number, since it is larger than the sum of its proper divisors (11632586).

23042434 is a wasteful number, since it uses less digits than its factorization.

23042434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37124.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 23042434 is about 4800.2535349708. The cubic root of 23042434 is about 284.5614842359.

Adding to 23042434 its reverse (43424032), we get a palindrome (66466466).

The spelling of 23042434 in words is "twenty-three million, forty-two thousand, four hundred thirty-four".