20237246 has 8 divisors (see below), whose sum is σ = 30376920. Its totient is φ = 10111608.

The previous prime is 20237237. The next prime is 20237249. The reversal of 20237246 is 64273202.

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

It is a super-2 number, since 2×20237246² = 819092251329032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20237249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565 + ... + 6551.

It is an arithmetic number, because the mean of its divisors is an integer number (3797115).

Almost surely, 2^20237246 is an apocalyptic number.

20237246 is a deficient number, since it is larger than the sum of its proper divisors (10139674).

20237246 is a wasteful number, since it uses less digits than its factorization.

20237246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7018.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 20237246 is about 4498.5826656848. The cubic root of 20237246 is about 272.5108533118.

The spelling of 20237246 in words is "twenty million, two hundred thirty-seven thousand, two hundred forty-six".