23172034 has 8 divisors (see below), whose sum is σ = 35497728. Its totient is φ = 11339460.

The previous prime is 23172031. The next prime is 23172041. The reversal of 23172034 is 43027132.

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 = 23171996 and 23172014.

It is not an unprimeable number, because it can be changed into a prime (23172031) 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 in 3 ways as a sum of consecutive naturals, for example, 123162 + ... + 123349.

It is an arithmetic number, because the mean of its divisors is an integer number (4437216).

Almost surely, 2^23172034 is an apocalyptic number.

23172034 is a deficient number, since it is larger than the sum of its proper divisors (12325694).

23172034 is a wasteful number, since it uses less digits than its factorization.

23172034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246560.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 23172034 is about 4813.7338937669. The cubic root of 23172034 is about 285.0939835725.

Adding to 23172034 its reverse (43027132), we get a palindrome (66199166).

The spelling of 23172034 in words is "twenty-three million, one hundred seventy-two thousand, thirty-four".