23423434 has 8 divisors (see below), whose sum is σ = 35282880. Its totient is φ = 11662476.

The previous prime is 23423429. The next prime is 23423441. The reversal of 23423434 is 43432432.

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

It is a junction number, because it is equal to n+sod(n) for n = 23423399 and 23423408.

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, 24024 + ... + 24979.

It is an arithmetic number, because the mean of its divisors is an integer number (4410360).

Almost surely, 2^23423434 is an apocalyptic number.

23423434 is a deficient number, since it is larger than the sum of its proper divisors (11859446).

23423434 is a wasteful number, since it uses less digits than its factorization.

23423434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49244.

The product of its digits is 6912, while the sum is 25.

The square root of 23423434 is about 4839.7762344968. The cubic root of 23423434 is about 286.1212992242.

Adding to 23423434 its reverse (43432432), we get a palindrome (66855866).

It can be divided in two parts, 2342 and 3434, that added together give a square (5776 = 76²).

The spelling of 23423434 in words is "twenty-three million, four hundred twenty-three thousand, four hundred thirty-four".