200136432 has 40 divisors (see below), whose sum is σ = 539501184. Its totient is φ = 63811264.

The previous prime is 200136407. The next prime is 200136451. The reversal of 200136432 is 234631002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200136399 and 200136408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89538 + ... + 91745.

Almost surely, 2^200136432 is an apocalyptic number.

It is an amenable number.

200136432 is an abundant number, since it is smaller than the sum of its proper divisors (339364752).

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

200136432 is a wasteful number, since it uses less digits than its factorization.

200136432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181317 (or 181311 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 200136432 is about 14146.9584010133. The cubic root of 200136432 is about 584.9364939463.

Adding to 200136432 its reverse (234631002), we get a palindrome (434767434).

The spelling of 200136432 in words is "two hundred million, one hundred thirty-six thousand, four hundred thirty-two".