23890046 has 8 divisors (see below), whose sum is σ = 35928360. Its totient is φ = 11913928.

The previous prime is 23890039. The next prime is 23890063. The reversal of 23890046 is 64009832.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23889994 and 23890021.

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, 14576 + ... + 16131.

It is an arithmetic number, because the mean of its divisors is an integer number (4491045).

Almost surely, 2^23890046 is an apocalyptic number.

23890046 is a deficient number, since it is larger than the sum of its proper divisors (12038314).

23890046 is a wasteful number, since it uses less digits than its factorization.

23890046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31098.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 23890046 is about 4887.7444695892. The cubic root of 23890046 is about 288.0087365534.

Adding to 23890046 its reverse (64009832), we get a palindrome (87899878).

The spelling of 23890046 in words is "twenty-three million, eight hundred ninety thousand, forty-six".