20046237 has 8 divisors (see below), whose sum is σ = 26752704. Its totient is φ = 13351968.

The previous prime is 20046233. The next prime is 20046263. The reversal of 20046237 is 73264002.

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

It is not a de Polignac number, because 20046237 - 2² = 20046233 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20046233) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1968 + ... + 6630.

It is an arithmetic number, because the mean of its divisors is an integer number (3344088).

Almost surely, 2^20046237 is an apocalyptic number.

It is an amenable number.

20046237 is a deficient number, since it is larger than the sum of its proper divisors (6706467).

20046237 is a wasteful number, since it uses less digits than its factorization.

20046237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6099.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 20046237 is about 4477.3024244516. The cubic root of 20046237 is about 271.6507782161.

The spelling of 20046237 in words is "twenty million, forty-six thousand, two hundred thirty-seven".