23172326 has 8 divisors (see below), whose sum is σ = 36803160. Its totient is φ = 10904608.

The previous prime is 23172319. The next prime is 23172349. The reversal of 23172326 is 62327132.

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 = 23172295 and 23172304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340736 + ... + 340803.

It is an arithmetic number, because the mean of its divisors is an integer number (4600395).

Almost surely, 2^23172326 is an apocalyptic number.

23172326 is a deficient number, since it is larger than the sum of its proper divisors (13630834).

23172326 is a wasteful number, since it uses less digits than its factorization.

23172326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681558.

The product of its digits is 3024, while the sum is 26.

The square root of 23172326 is about 4813.7642235573. The cubic root of 23172326 is about 285.0951810950.

Adding to 23172326 its reverse (62327132), we get a palindrome (85499458).

The spelling of 23172326 in words is "twenty-three million, one hundred seventy-two thousand, three hundred twenty-six".