20136232 has 16 divisors (see below), whose sum is σ = 37849140. Its totient is φ = 10043136.

The previous prime is 20136227. The next prime is 20136241. The reversal of 20136232 is 23263102.

It can be written as a sum of positive squares in 2 ways, for example, as 19838116 + 298116 = 4454^2 + 546^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558 + ... + 6370.

Almost surely, 2^20136232 is an apocalyptic number.

It is an amenable number.

20136232 is a deficient number, since it is larger than the sum of its proper divisors (17712908).

20136232 is a wasteful number, since it uses less digits than its factorization.

20136232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6252 (or 6248 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 20136232 is about 4487.3413063862. The cubic root of 20136232 is about 272.0566851294.

Adding to 20136232 its reverse (23263102), we get a palindrome (43399334).

The spelling of 20136232 in words is "twenty million, one hundred thirty-six thousand, two hundred thirty-two".