23426017 has 4 divisors (see below), whose sum is σ = 24804036. Its totient is φ = 22048000.

The previous prime is 23425999. The next prime is 23426057. The reversal of 23426017 is 71062432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6974881 + 16451136 = 2641^2 + 4056^2 .

It is a cyclic number.

It is not a de Polignac number, because 23426017 - 2⁷ = 23425889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23425982 and 23426000.

It is not an unprimeable number, because it can be changed into a prime (23426057) 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, 688984 + ... + 689017.

It is an arithmetic number, because the mean of its divisors is an integer number (6201009).

Almost surely, 2^23426017 is an apocalyptic number.

It is an amenable number.

23426017 is a deficient number, since it is larger than the sum of its proper divisors (1378019).

23426017 is a wasteful number, since it uses less digits than its factorization.

23426017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378018.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 23426017 is about 4840.0430783207. The cubic root of 23426017 is about 286.1318161016.

Adding to 23426017 its reverse (71062432), we get a palindrome (94488449).

The spelling of 23426017 in words is "twenty-three million, four hundred twenty-six thousand, seventeen".