20238196 has 24 divisors (see below), whose sum is σ = 38775744. Its totient is φ = 9166080.

The previous prime is 20238191. The next prime is 20238199. The reversal of 20238196 is 69183202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20238191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14881 + ... + 16183.

It is an arithmetic number, because the mean of its divisors is an integer number (1615656).

Almost surely, 2^20238196 is an apocalyptic number.

It is an amenable number.

20238196 is a deficient number, since it is larger than the sum of its proper divisors (18537548).

20238196 is a wasteful number, since it uses less digits than its factorization.

20238196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671 (or 1669 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 20238196 is about 4498.6882532578. The cubic root of 20238196 is about 272.5151174174.

The spelling of 20238196 in words is "twenty million, two hundred thirty-eight thousand, one hundred ninety-six".