23305246 has 4 divisors (see below), whose sum is σ = 34957872. Its totient is φ = 11652622.

The previous prime is 23305231. The next prime is 23305277. The reversal of 23305246 is 64250332.

It is a happy number.

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

It is a super-2 number, since 2×23305246² = 1086268982241032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23305246.

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 as a sum of consecutive naturals, namely, 5826310 + ... + 5826313.

It is an arithmetic number, because the mean of its divisors is an integer number (8739468).

Almost surely, 2^23305246 is an apocalyptic number.

23305246 is a deficient number, since it is larger than the sum of its proper divisors (11652626).

23305246 is a wasteful number, since it uses less digits than its factorization.

23305246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11652625.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 23305246 is about 4827.5507247465. The cubic root of 23305246 is about 285.6392586095.

Adding to 23305246 its reverse (64250332), we get a palindrome (87555578).

The spelling of 23305246 in words is "twenty-three million, three hundred five thousand, two hundred forty-six".