23245321 has 4 divisors (see below), whose sum is σ = 25358544. Its totient is φ = 21132100.

The previous prime is 23245301. The next prime is 23245333. The reversal of 23245321 is 12354232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23245321 - 2⁵ = 23245289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23245292 and 23245301.

It is not an unprimeable number, because it can be changed into a prime (23245301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056595 + ... + 1056616.

It is an arithmetic number, because the mean of its divisors is an integer number (6339636).

Almost surely, 2^23245321 is an apocalyptic number.

It is an amenable number.

23245321 is a deficient number, since it is larger than the sum of its proper divisors (2113223).

23245321 is a wasteful number, since it uses less digits than its factorization.

23245321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113222.

The product of its digits is 1440, while the sum is 22.

The square root of 23245321 is about 4821.3401663853. The cubic root of 23245321 is about 285.3942261600.

Adding to 23245321 its reverse (12354232), we get a palindrome (35599553).

The spelling of 23245321 in words is "twenty-three million, two hundred forty-five thousand, three hundred twenty-one".