23398828 has 12 divisors (see below), whose sum is σ = 40992280. Its totient is φ = 11686752.

The previous prime is 23398801. The next prime is 23398841. The reversal of 23398828 is 82889332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1888 + ... + 7096.

Almost surely, 2^23398828 is an apocalyptic number.

It is an amenable number.

23398828 is a deficient number, since it is larger than the sum of its proper divisors (17593452).

23398828 is a wasteful number, since it uses less digits than its factorization.

23398828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6336 (or 6334 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 23398828 is about 4837.2335068715. The cubic root of 23398828 is about 286.0210752722.

The spelling of 23398828 in words is "twenty-three million, three hundred ninety-eight thousand, eight hundred twenty-eight".