20124046 has 8 divisors (see below), whose sum is σ = 30232944. Its totient is φ = 10046400.

The previous prime is 20124031. The next prime is 20124079. The reversal of 20124046 is 64042102.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6130 + ... + 8821.

It is an arithmetic number, because the mean of its divisors is an integer number (3779118).

Almost surely, 2^20124046 is an apocalyptic number.

20124046 is a deficient number, since it is larger than the sum of its proper divisors (10108898).

20124046 is a wasteful number, since it uses less digits than its factorization.

20124046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15626.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 20124046 is about 4485.9832812885. The cubic root of 20124046 is about 272.0017931687.

Adding to 20124046 its reverse (64042102), we get a palindrome (84166148).

The spelling of 20124046 in words is "twenty million, one hundred twenty-four thousand, forty-six".