23520838 has 8 divisors (see below), whose sum is σ = 38488680. Its totient is φ = 10691280.

The previous prime is 23520811. The next prime is 23520853. The reversal of 23520838 is 83802532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 534543 + ... + 534586.

It is an arithmetic number, because the mean of its divisors is an integer number (4811085).

Almost surely, 2^23520838 is an apocalyptic number.

23520838 is a deficient number, since it is larger than the sum of its proper divisors (14967842).

23520838 is a wasteful number, since it uses less digits than its factorization.

23520838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069142.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 23520838 is about 4849.8286567672. The cubic root of 23520838 is about 286.5173529851.

The spelling of 23520838 in words is "twenty-three million, five hundred twenty thousand, eight hundred thirty-eight".