23498644 has 12 divisors (see below), whose sum is σ = 44286004. Its totient is φ = 10845504.

The previous prime is 23498633. The next prime is 23498647. The reversal of 23498644 is 44689432.

It can be written as a sum of positive squares in 2 ways, for example, as 5008644 + 18490000 = 2238^2 + 4300^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 23498597 and 23498606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23498647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225897 + ... + 226000.

Almost surely, 2^23498644 is an apocalyptic number.

It is an amenable number.

23498644 is a deficient number, since it is larger than the sum of its proper divisors (20787360).

23498644 is a wasteful number, since it uses less digits than its factorization.

23498644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451914 (or 451912 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 23498644 is about 4847.5399946777. The cubic root of 23498644 is about 286.4272064341.

It can be divided in two parts, 23498 and 644, that added together give a palindrome (24142).

The spelling of 23498644 in words is "twenty-three million, four hundred ninety-eight thousand, six hundred forty-four".