23442017 has 4 divisors (see below), whose sum is σ = 23453376. Its totient is φ = 23430660.

The previous prime is 23442007. The next prime is 23442061. The reversal of 23442017 is 71024432.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23442017 - 2¹⁸ = 23179873 is a prime.

It is a super-2 number, since 2×23442017² = 1099056322056578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23441983 and 23442001.

It is not an unprimeable number, because it can be changed into a prime (23442007) 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, 1613 + ... + 7034.

It is an arithmetic number, because the mean of its divisors is an integer number (5863344).

Almost surely, 2^23442017 is an apocalyptic number.

It is an amenable number.

23442017 is a deficient number, since it is larger than the sum of its proper divisors (11359).

23442017 is an equidigital number, since it uses as much as digits as its factorization.

23442017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11358.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23442017 is about 4841.6956740382. The cubic root of 23442017 is about 286.1969440769.

Adding to 23442017 its reverse (71024432), we get a palindrome (94466449).

The spelling of 23442017 in words is "twenty-three million, four hundred forty-two thousand, seventeen".