20240196 has 12 divisors (see below), whose sum is σ = 47227152. Its totient is φ = 6746728.

The previous prime is 20240189. The next prime is 20240197. The reversal of 20240196 is 69104202.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (20240197) 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, 843330 + ... + 843353.

It is an arithmetic number, because the mean of its divisors is an integer number (3935596).

Almost surely, 2^20240196 is an apocalyptic number.

It is an amenable number.

20240196 is an abundant number, since it is smaller than the sum of its proper divisors (26986956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20240196 is a wasteful number, since it uses less digits than its factorization.

20240196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686690 (or 1686688 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 20240196 is about 4498.9105347851. The cubic root of 20240196 is about 272.5240940455.

Adding to 20240196 its reverse (69104202), we get a palindrome (89344398).

The spelling of 20240196 in words is "twenty million, two hundred forty thousand, one hundred ninety-six".